Home / 9,437.98-13,024.38-5,189.32

Finding the Fourth Proportional to 9,437.98, 13,024.38 and 5,189.32

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Solution

The fourth proportional to 9,437.98, 13,024.38 and 5,189.32 is: 7,161.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,437.98 : 13,024.38 = 5,189.32 : x
  2. Step 2: Convert to fraction form
    9,437.98/13,024.38 = 5,189.32/x
  3. Step 3: Cross multiply
    9,437.98x = 13,024.38 × 5,189.32
  4. Step 4: Simplify right side
    9,437.98x = 67,587,675.62
  5. Step 5: Solve for x
    x = 67,587,675.62/9,437.98
  6. Step 6: Final answer
    x = 7,161.24

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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.