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Finding the Fourth Proportional to 7,637.55, 10,525.55 and 5,956.30

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Solution

The fourth proportional to 7,637.55, 10,525.55 and 5,956.30 is: 8,208.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,637.55 : 10,525.55 = 5,956.30 : x
  2. Step 2: Convert to fraction form
    7,637.55/10,525.55 = 5,956.30/x
  3. Step 3: Cross multiply
    7,637.55x = 10,525.55 × 5,956.30
  4. Step 4: Simplify right side
    7,637.55x = 62,693,333.47
  5. Step 5: Solve for x
    x = 62,693,333.47/7,637.55
  6. Step 6: Final answer
    x = 8,208.57

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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.