Home / 10,207.20-14,082.48-6,483.36

Finding the Fourth Proportional to 10,207.20, 14,082.48 and 6,483.36

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Solution

The fourth proportional to 10,207.20, 14,082.48 and 6,483.36 is: 8,944.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,207.20 : 14,082.48 = 6,483.36 : x
  2. Step 2: Convert to fraction form
    10,207.20/14,082.48 = 6,483.36/x
  3. Step 3: Cross multiply
    10,207.20x = 14,082.48 × 6,483.36
  4. Step 4: Simplify right side
    10,207.20x = 91,301,787.53
  5. Step 5: Solve for x
    x = 91,301,787.53/10,207.20
  6. Step 6: Final answer
    x = 8,944.84

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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.