Home / 10,371.02-14,312.28-6,394.76

Finding the Fourth Proportional to 10,371.02, 14,312.28 and 6,394.76

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Solution

The fourth proportional to 10,371.02, 14,312.28 and 6,394.76 is: 8,824.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,371.02 : 14,312.28 = 6,394.76 : x
  2. Step 2: Convert to fraction form
    10,371.02/14,312.28 = 6,394.76/x
  3. Step 3: Cross multiply
    10,371.02x = 14,312.28 × 6,394.76
  4. Step 4: Simplify right side
    10,371.02x = 91,523,595.65
  5. Step 5: Solve for x
    x = 91,523,595.65/10,371.02
  6. Step 6: Final answer
    x = 8,824.94

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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.