Home / 7,503.74-10,355.23-4,146.39

Finding the Fourth Proportional to 7,503.74, 10,355.23 and 4,146.39

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Solution

The fourth proportional to 7,503.74, 10,355.23 and 4,146.39 is: 5,722.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,503.74 : 10,355.23 = 4,146.39 : x
  2. Step 2: Convert to fraction form
    7,503.74/10,355.23 = 4,146.39/x
  3. Step 3: Cross multiply
    7,503.74x = 10,355.23 × 4,146.39
  4. Step 4: Simplify right side
    7,503.74x = 42,936,749.61
  5. Step 5: Solve for x
    x = 42,936,749.61/7,503.74
  6. Step 6: Final answer
    x = 5,722.05

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Half scale
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Double scale
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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.