Home / 9,534.31-13,156.63-5,341.75

Finding the Fourth Proportional to 9,534.31, 13,156.63 and 5,341.75

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Solution

The fourth proportional to 9,534.31, 13,156.63 and 5,341.75 is: 7,371.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,534.31 : 13,156.63 = 5,341.75 : x
  2. Step 2: Convert to fraction form
    9,534.31/13,156.63 = 5,341.75/x
  3. Step 3: Cross multiply
    9,534.31x = 13,156.63 × 5,341.75
  4. Step 4: Simplify right side
    9,534.31x = 70,279,428.30
  5. Step 5: Solve for x
    x = 70,279,428.30/9,534.31
  6. Step 6: Final answer
    x = 7,371.21

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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.