Home / 9,178.26-13,761.21-5,483.07

Finding the Fourth Proportional to 9,178.26, 13,761.21 and 5,483.07

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Solution

The fourth proportional to 9,178.26, 13,761.21 and 5,483.07 is: 8,220.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,178.26 : 13,761.21 = 5,483.07 : x
  2. Step 2: Convert to fraction form
    9,178.26/13,761.21 = 5,483.07/x
  3. Step 3: Cross multiply
    9,178.26x = 13,761.21 × 5,483.07
  4. Step 4: Simplify right side
    9,178.26x = 75,453,677.71
  5. Step 5: Solve for x
    x = 75,453,677.71/9,178.26
  6. Step 6: Final answer
    x = 8,220.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.