Home / 7,544.57-10,411.35-4,187.19

Finding the Fourth Proportional to 7,544.57, 10,411.35 and 4,187.19

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Solution

The fourth proportional to 7,544.57, 10,411.35 and 4,187.19 is: 5,778.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,544.57 : 10,411.35 = 4,187.19 : x
  2. Step 2: Convert to fraction form
    7,544.57/10,411.35 = 4,187.19/x
  3. Step 3: Cross multiply
    7,544.57x = 10,411.35 × 4,187.19
  4. Step 4: Simplify right side
    7,544.57x = 43,594,300.61
  5. Step 5: Solve for x
    x = 43,594,300.61/7,544.57
  6. Step 6: Final answer
    x = 5,778.24

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Half scale
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Double scale
Find fourth proportional to 7,545.57, 10,412.73 and 4,188.19
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.