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Finding the Fourth Proportional to 5,586.64, 8,360.52 and 4,718.32

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Solution

The fourth proportional to 5,586.64, 8,360.52 and 4,718.32 is: 7,061.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,586.64 : 8,360.52 = 4,718.32 : x
  2. Step 2: Convert to fraction form
    5,586.64/8,360.52 = 4,718.32/x
  3. Step 3: Cross multiply
    5,586.64x = 8,360.52 × 4,718.32
  4. Step 4: Simplify right side
    5,586.64x = 39,447,608.73
  5. Step 5: Solve for x
    x = 39,447,608.73/5,586.64
  6. Step 6: Final answer
    x = 7,061.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.