Home / 9,301.70-12,838.56-5,325.11

Finding the Fourth Proportional to 9,301.70, 12,838.56 and 5,325.11

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Solution

The fourth proportional to 9,301.70, 12,838.56 and 5,325.11 is: 7,349.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,301.70 : 12,838.56 = 5,325.11 : x
  2. Step 2: Convert to fraction form
    9,301.70/12,838.56 = 5,325.11/x
  3. Step 3: Cross multiply
    9,301.70x = 12,838.56 × 5,325.11
  4. Step 4: Simplify right side
    9,301.70x = 68,366,744.24
  5. Step 5: Solve for x
    x = 68,366,744.24/9,301.70
  6. Step 6: Final answer
    x = 7,349.92

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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.