Home / 9,742.10-13,442.37-5,763.38

Finding the Fourth Proportional to 9,742.10, 13,442.37 and 5,763.38

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Solution

The fourth proportional to 9,742.10, 13,442.37 and 5,763.38 is: 7,952.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,742.10 : 13,442.37 = 5,763.38 : x
  2. Step 2: Convert to fraction form
    9,742.10/13,442.37 = 5,763.38/x
  3. Step 3: Cross multiply
    9,742.10x = 13,442.37 × 5,763.38
  4. Step 4: Simplify right side
    9,742.10x = 77,473,486.41
  5. Step 5: Solve for x
    x = 77,473,486.41/9,742.10
  6. Step 6: Final answer
    x = 7,952.44

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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.