Home / 7,486.09-10,331.50-4,299.81

Finding the Fourth Proportional to 7,486.09, 10,331.50 and 4,299.81

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Solution

The fourth proportional to 7,486.09, 10,331.50 and 4,299.81 is: 5,934.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,486.09 : 10,331.50 = 4,299.81 : x
  2. Step 2: Convert to fraction form
    7,486.09/10,331.50 = 4,299.81/x
  3. Step 3: Cross multiply
    7,486.09x = 10,331.50 × 4,299.81
  4. Step 4: Simplify right side
    7,486.09x = 44,423,487.02
  5. Step 5: Solve for x
    x = 44,423,487.02/7,486.09
  6. Step 6: Final answer
    x = 5,934.14

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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.