Home / 9,551.30-13,180.29-5,359.46

Finding the Fourth Proportional to 9,551.30, 13,180.29 and 5,359.46

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Solution

The fourth proportional to 9,551.30, 13,180.29 and 5,359.46 is: 7,395.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,551.30 : 13,180.29 = 5,359.46 : x
  2. Step 2: Convert to fraction form
    9,551.30/13,180.29 = 5,359.46/x
  3. Step 3: Cross multiply
    9,551.30x = 13,180.29 × 5,359.46
  4. Step 4: Simplify right side
    9,551.30x = 70,639,237.04
  5. Step 5: Solve for x
    x = 70,639,237.04/9,551.30
  6. Step 6: Final answer
    x = 7,395.77

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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.