Home / 7,487.32-10,329.16-4,341.68

Finding the Fourth Proportional to 7,487.32, 10,329.16 and 4,341.68

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Solution

The fourth proportional to 7,487.32, 10,329.16 and 4,341.68 is: 5,989.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,487.32 : 10,329.16 = 4,341.68 : x
  2. Step 2: Convert to fraction form
    7,487.32/10,329.16 = 4,341.68/x
  3. Step 3: Cross multiply
    7,487.32x = 10,329.16 × 4,341.68
  4. Step 4: Simplify right side
    7,487.32x = 44,845,885.68
  5. Step 5: Solve for x
    x = 44,845,885.68/7,487.32
  6. Step 6: Final answer
    x = 5,989.58

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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.