Home / 9,764.28-13,474.08-5,572.26

Finding the Fourth Proportional to 9,764.28, 13,474.08 and 5,572.26

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Solution

The fourth proportional to 9,764.28, 13,474.08 and 5,572.26 is: 7,689.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,764.28 : 13,474.08 = 5,572.26 : x
  2. Step 2: Convert to fraction form
    9,764.28/13,474.08 = 5,572.26/x
  3. Step 3: Cross multiply
    9,764.28x = 13,474.08 × 5,572.26
  4. Step 4: Simplify right side
    9,764.28x = 75,081,077.02
  5. Step 5: Solve for x
    x = 75,081,077.02/9,764.28
  6. Step 6: Final answer
    x = 7,689.36

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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.