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Finding the Fourth Proportional to 6,560.58, 9,057.87 and 5,065.86

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Solution

The fourth proportional to 6,560.58, 9,057.87 and 5,065.86 is: 6,994.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,560.58 : 9,057.87 = 5,065.86 : x
  2. Step 2: Convert to fraction form
    6,560.58/9,057.87 = 5,065.86/x
  3. Step 3: Cross multiply
    6,560.58x = 9,057.87 × 5,065.86
  4. Step 4: Simplify right side
    6,560.58x = 45,885,901.32
  5. Step 5: Solve for x
    x = 45,885,901.32/6,560.58
  6. Step 6: Final answer
    x = 6,994.18

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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.