Home / 8,504.32-11,737.38-4,728.70

Finding the Fourth Proportional to 8,504.32, 11,737.38 and 4,728.70

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Solution

The fourth proportional to 8,504.32, 11,737.38 and 4,728.70 is: 6,526.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,504.32 : 11,737.38 = 4,728.70 : x
  2. Step 2: Convert to fraction form
    8,504.32/11,737.38 = 4,728.70/x
  3. Step 3: Cross multiply
    8,504.32x = 11,737.38 × 4,728.70
  4. Step 4: Simplify right side
    8,504.32x = 55,502,548.81
  5. Step 5: Solve for x
    x = 55,502,548.81/8,504.32
  6. Step 6: Final answer
    x = 6,526.39

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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.