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Finding the Fourth Proportional to 4,572.06, 6,320.07 and 4,079.58

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Solution

The fourth proportional to 4,572.06, 6,320.07 and 4,079.58 is: 5,639.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,572.06 : 6,320.07 = 4,079.58 : x
  2. Step 2: Convert to fraction form
    4,572.06/6,320.07 = 4,079.58/x
  3. Step 3: Cross multiply
    4,572.06x = 6,320.07 × 4,079.58
  4. Step 4: Simplify right side
    4,572.06x = 25,783,231.17
  5. Step 5: Solve for x
    x = 25,783,231.17/4,572.06
  6. Step 6: Final answer
    x = 5,639.30

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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.