Home / 9,522.36-13,140.89-5,330.61

Finding the Fourth Proportional to 9,522.36, 13,140.89 and 5,330.61

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Solution

The fourth proportional to 9,522.36, 13,140.89 and 5,330.61 is: 7,356.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,522.36 : 13,140.89 = 5,330.61 : x
  2. Step 2: Convert to fraction form
    9,522.36/13,140.89 = 5,330.61/x
  3. Step 3: Cross multiply
    9,522.36x = 13,140.89 × 5,330.61
  4. Step 4: Simplify right side
    9,522.36x = 70,048,959.64
  5. Step 5: Solve for x
    x = 70,048,959.64/9,522.36
  6. Step 6: Final answer
    x = 7,356.26

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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.