Home / 9,271.76-13,903.30-5,377.28

Finding the Fourth Proportional to 9,271.76, 13,903.30 and 5,377.28

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Solution

The fourth proportional to 9,271.76, 13,903.30 and 5,377.28 is: 8,063.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,271.76 : 13,903.30 = 5,377.28 : x
  2. Step 2: Convert to fraction form
    9,271.76/13,903.30 = 5,377.28/x
  3. Step 3: Cross multiply
    9,271.76x = 13,903.30 × 5,377.28
  4. Step 4: Simplify right side
    9,271.76x = 74,761,937.02
  5. Step 5: Solve for x
    x = 74,761,937.02/9,271.76
  6. Step 6: Final answer
    x = 8,063.40

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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.