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Finding the Fourth Proportional to 7,657.25, 10,567.01 and 4,345.25

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Solution

The fourth proportional to 7,657.25, 10,567.01 and 4,345.25 is: 5,996.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,657.25 : 10,567.01 = 4,345.25 : x
  2. Step 2: Convert to fraction form
    7,657.25/10,567.01 = 4,345.25/x
  3. Step 3: Cross multiply
    7,657.25x = 10,567.01 × 4,345.25
  4. Step 4: Simplify right side
    7,657.25x = 45,916,300.20
  5. Step 5: Solve for x
    x = 45,916,300.20/7,657.25
  6. Step 6: Final answer
    x = 5,996.45

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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.