Home / 5,605.52-7,732.95-3,615.08

Finding the Fourth Proportional to 5,605.52, 7,732.95 and 3,615.08

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Solution

The fourth proportional to 5,605.52, 7,732.95 and 3,615.08 is: 4,987.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,605.52 : 7,732.95 = 3,615.08 : x
  2. Step 2: Convert to fraction form
    5,605.52/7,732.95 = 3,615.08/x
  3. Step 3: Cross multiply
    5,605.52x = 7,732.95 × 3,615.08
  4. Step 4: Simplify right side
    5,605.52x = 27,955,232.89
  5. Step 5: Solve for x
    x = 27,955,232.89/5,605.52
  6. Step 6: Final answer
    x = 4,987.09

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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.