Home / 9,508.98-13,122.30-5,260.22

Finding the Fourth Proportional to 9,508.98, 13,122.30 and 5,260.22

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Solution

The fourth proportional to 9,508.98, 13,122.30 and 5,260.22 is: 7,259.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,508.98 : 13,122.30 = 5,260.22 : x
  2. Step 2: Convert to fraction form
    9,508.98/13,122.30 = 5,260.22/x
  3. Step 3: Cross multiply
    9,508.98x = 13,122.30 × 5,260.22
  4. Step 4: Simplify right side
    9,508.98x = 69,026,184.91
  5. Step 5: Solve for x
    x = 69,026,184.91/9,508.98
  6. Step 6: Final answer
    x = 7,259.05

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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.