Home / 9,537.12-13,159.80-5,344.56

Finding the Fourth Proportional to 9,537.12, 13,159.80 and 5,344.56

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Solution

The fourth proportional to 9,537.12, 13,159.80 and 5,344.56 is: 7,374.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,537.12 : 13,159.80 = 5,344.56 : x
  2. Step 2: Convert to fraction form
    9,537.12/13,159.80 = 5,344.56/x
  3. Step 3: Cross multiply
    9,537.12x = 13,159.80 × 5,344.56
  4. Step 4: Simplify right side
    9,537.12x = 70,333,340.69
  5. Step 5: Solve for x
    x = 70,333,340.69/9,537.12
  6. Step 6: Final answer
    x = 7,374.69

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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.