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Finding the Fourth Proportional to 7,654.56, 10,562.04 and 4,510.32

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Solution

The fourth proportional to 7,654.56, 10,562.04 and 4,510.32 is: 6,223.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,654.56 : 10,562.04 = 4,510.32 : x
  2. Step 2: Convert to fraction form
    7,654.56/10,562.04 = 4,510.32/x
  3. Step 3: Cross multiply
    7,654.56x = 10,562.04 × 4,510.32
  4. Step 4: Simplify right side
    7,654.56x = 47,638,157.70
  5. Step 5: Solve for x
    x = 47,638,157.70/7,654.56
  6. Step 6: Final answer
    x = 6,223.50

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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.