Home / 10,475.24-14,459.67-6,939.59

Finding the Fourth Proportional to 10,475.24, 14,459.67 and 6,939.59

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Solution

The fourth proportional to 10,475.24, 14,459.67 and 6,939.59 is: 9,579.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,475.24 : 14,459.67 = 6,939.59 : x
  2. Step 2: Convert to fraction form
    10,475.24/14,459.67 = 6,939.59/x
  3. Step 3: Cross multiply
    10,475.24x = 14,459.67 × 6,939.59
  4. Step 4: Simplify right side
    10,475.24x = 100,344,109.04
  5. Step 5: Solve for x
    x = 100,344,109.04/10,475.24
  6. Step 6: Final answer
    x = 9,579.17

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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.