Home / 10,167.84-14,030.64-5,691.24

Finding the Fourth Proportional to 10,167.84, 14,030.64 and 5,691.24

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Solution

The fourth proportional to 10,167.84, 14,030.64 and 5,691.24 is: 7,853.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,167.84 : 14,030.64 = 5,691.24 : x
  2. Step 2: Convert to fraction form
    10,167.84/14,030.64 = 5,691.24/x
  3. Step 3: Cross multiply
    10,167.84x = 14,030.64 × 5,691.24
  4. Step 4: Simplify right side
    10,167.84x = 79,851,739.59
  5. Step 5: Solve for x
    x = 79,851,739.59/10,167.84
  6. Step 6: Final answer
    x = 7,853.36

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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.