Home / 6,557.96-9,047.39-4,320.92

Finding the Fourth Proportional to 6,557.96, 9,047.39 and 4,320.92

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Solution

The fourth proportional to 6,557.96, 9,047.39 and 4,320.92 is: 5,961.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,557.96 : 9,047.39 = 4,320.92 : x
  2. Step 2: Convert to fraction form
    6,557.96/9,047.39 = 4,320.92/x
  3. Step 3: Cross multiply
    6,557.96x = 9,047.39 × 4,320.92
  4. Step 4: Simplify right side
    6,557.96x = 39,092,981.56
  5. Step 5: Solve for x
    x = 39,092,981.56/6,557.96
  6. Step 6: Final answer
    x = 5,961.15

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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.