Home / 10,319.28-14,244.24-6,127.50

Finding the Fourth Proportional to 10,319.28, 14,244.24 and 6,127.50

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Solution

The fourth proportional to 10,319.28, 14,244.24 and 6,127.50 is: 8,458.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,319.28 : 14,244.24 = 6,127.50 : x
  2. Step 2: Convert to fraction form
    10,319.28/14,244.24 = 6,127.50/x
  3. Step 3: Cross multiply
    10,319.28x = 14,244.24 × 6,127.50
  4. Step 4: Simplify right side
    10,319.28x = 87,281,580.60
  5. Step 5: Solve for x
    x = 87,281,580.60/10,319.28
  6. Step 6: Final answer
    x = 8,458.11

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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.