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Finding the Fourth Proportional to 8,505.04, 11,737.02 and 4,728.28

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Solution

The fourth proportional to 8,505.04, 11,737.02 and 4,728.28 is: 6,525.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,505.04 : 11,737.02 = 4,728.28 : x
  2. Step 2: Convert to fraction form
    8,505.04/11,737.02 = 4,728.28/x
  3. Step 3: Cross multiply
    8,505.04x = 11,737.02 × 4,728.28
  4. Step 4: Simplify right side
    8,505.04x = 55,495,916.93
  5. Step 5: Solve for x
    x = 55,495,916.93/8,505.04
  6. Step 6: Final answer
    x = 6,525.06

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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.