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Finding the Fourth Proportional to 6,565.75, 9,060.74 and 4,888.60

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Solution

The fourth proportional to 6,565.75, 9,060.74 and 4,888.60 is: 6,746.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,565.75 : 9,060.74 = 4,888.60 : x
  2. Step 2: Convert to fraction form
    6,565.75/9,060.74 = 4,888.60/x
  3. Step 3: Cross multiply
    6,565.75x = 9,060.74 × 4,888.60
  4. Step 4: Simplify right side
    6,565.75x = 44,294,333.56
  5. Step 5: Solve for x
    x = 44,294,333.56/6,565.75
  6. Step 6: Final answer
    x = 6,746.27

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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.