Home / 9,638.12-13,295.47-5,862.44

Finding the Fourth Proportional to 9,638.12, 13,295.47 and 5,862.44

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Solution

The fourth proportional to 9,638.12, 13,295.47 and 5,862.44 is: 8,087.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,638.12 : 13,295.47 = 5,862.44 : x
  2. Step 2: Convert to fraction form
    9,638.12/13,295.47 = 5,862.44/x
  3. Step 3: Cross multiply
    9,638.12x = 13,295.47 × 5,862.44
  4. Step 4: Simplify right side
    9,638.12x = 77,943,814.01
  5. Step 5: Solve for x
    x = 77,943,814.01/9,638.12
  6. Step 6: Final answer
    x = 8,087.04

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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.