Home / 7,555.70-10,424.39-4,368.57

Finding the Fourth Proportional to 7,555.70, 10,424.39 and 4,368.57

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Solution

The fourth proportional to 7,555.70, 10,424.39 and 4,368.57 is: 6,027.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,555.70 : 10,424.39 = 4,368.57 : x
  2. Step 2: Convert to fraction form
    7,555.70/10,424.39 = 4,368.57/x
  3. Step 3: Cross multiply
    7,555.70x = 10,424.39 × 4,368.57
  4. Step 4: Simplify right side
    7,555.70x = 45,539,655.58
  5. Step 5: Solve for x
    x = 45,539,655.58/7,555.70
  6. Step 6: Final answer
    x = 6,027.20

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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.