Home / 9,787.28-13,505.64-6,060.56

Finding the Fourth Proportional to 9,787.28, 13,505.64 and 6,060.56

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Solution

The fourth proportional to 9,787.28, 13,505.64 and 6,060.56 is: 8,363.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,787.28 : 13,505.64 = 6,060.56 : x
  2. Step 2: Convert to fraction form
    9,787.28/13,505.64 = 6,060.56/x
  3. Step 3: Cross multiply
    9,787.28x = 13,505.64 × 6,060.56
  4. Step 4: Simplify right side
    9,787.28x = 81,851,741.56
  5. Step 5: Solve for x
    x = 81,851,741.56/9,787.28
  6. Step 6: Final answer
    x = 8,363.07

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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.