Home / 10,393.49-14,343.30-5,917.13

Finding the Fourth Proportional to 10,393.49, 14,343.30 and 5,917.13

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Solution

The fourth proportional to 10,393.49, 14,343.30 and 5,917.13 is: 8,165.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,393.49 : 14,343.30 = 5,917.13 : x
  2. Step 2: Convert to fraction form
    10,393.49/14,343.30 = 5,917.13/x
  3. Step 3: Cross multiply
    10,393.49x = 14,343.30 × 5,917.13
  4. Step 4: Simplify right side
    10,393.49x = 84,871,129.10
  5. Step 5: Solve for x
    x = 84,871,129.10/10,393.49
  6. Step 6: Final answer
    x = 8,165.80

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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.