Home / 10,384.12-14,330.28-5,668.57

Finding the Fourth Proportional to 10,384.12, 14,330.28 and 5,668.57

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Solution

The fourth proportional to 10,384.12, 14,330.28 and 5,668.57 is: 7,822.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,384.12 : 14,330.28 = 5,668.57 : x
  2. Step 2: Convert to fraction form
    10,384.12/14,330.28 = 5,668.57/x
  3. Step 3: Cross multiply
    10,384.12x = 14,330.28 × 5,668.57
  4. Step 4: Simplify right side
    10,384.12x = 81,232,195.30
  5. Step 5: Solve for x
    x = 81,232,195.30/10,384.12
  6. Step 6: Final answer
    x = 7,822.73

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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.