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Finding the Fourth Proportional to 6,527.54, 9,008.07 and 3,543.40

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Solution

The fourth proportional to 6,527.54, 9,008.07 and 3,543.40 is: 4,889.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,527.54 : 9,008.07 = 3,543.40 : x
  2. Step 2: Convert to fraction form
    6,527.54/9,008.07 = 3,543.40/x
  3. Step 3: Cross multiply
    6,527.54x = 9,008.07 × 3,543.40
  4. Step 4: Simplify right side
    6,527.54x = 31,919,195.24
  5. Step 5: Solve for x
    x = 31,919,195.24/6,527.54
  6. Step 6: Final answer
    x = 4,889.93

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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.