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Finding the Fourth Proportional to 6,527.90, 9,775.24 and 3,603

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Solution

The fourth proportional to 6,527.90, 9,775.24 and 3,603 is: 5,395.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,527.90 : 9,775.24 = 3,603 : x
  2. Step 2: Convert to fraction form
    6,527.90/9,775.24 = 3,603/x
  3. Step 3: Cross multiply
    6,527.90x = 9,775.24 × 3,603
  4. Step 4: Simplify right side
    6,527.90x = 35,220,189.72
  5. Step 5: Solve for x
    x = 35,220,189.72/6,527.90
  6. Step 6: Final answer
    x = 5,395.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.