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Finding the Fourth Proportional to 7,927.65, 10,915.18 and 6,033.16

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Solution

The fourth proportional to 7,927.65, 10,915.18 and 6,033.16 is: 8,306.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,927.65 : 10,915.18 = 6,033.16 : x
  2. Step 2: Convert to fraction form
    7,927.65/10,915.18 = 6,033.16/x
  3. Step 3: Cross multiply
    7,927.65x = 10,915.18 × 6,033.16
  4. Step 4: Simplify right side
    7,927.65x = 65,853,012.20
  5. Step 5: Solve for x
    x = 65,853,012.20/7,927.65
  6. Step 6: Final answer
    x = 8,306.75

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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.