Home / 7,781.06-10,737.86-4,244.24

Finding the Fourth Proportional to 7,781.06, 10,737.86 and 4,244.24

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Solution

The fourth proportional to 7,781.06, 10,737.86 and 4,244.24 is: 5,857.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,781.06 : 10,737.86 = 4,244.24 : x
  2. Step 2: Convert to fraction form
    7,781.06/10,737.86 = 4,244.24/x
  3. Step 3: Cross multiply
    7,781.06x = 10,737.86 × 4,244.24
  4. Step 4: Simplify right side
    7,781.06x = 45,573,980.02
  5. Step 5: Solve for x
    x = 45,573,980.02/7,781.06
  6. Step 6: Final answer
    x = 5,857.04

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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.