Home / 9,437.49-13,023.41-5,245.65

Finding the Fourth Proportional to 9,437.49, 13,023.41 and 5,245.65

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Solution

The fourth proportional to 9,437.49, 13,023.41 and 5,245.65 is: 7,238.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,437.49 : 13,023.41 = 5,245.65 : x
  2. Step 2: Convert to fraction form
    9,437.49/13,023.41 = 5,245.65/x
  3. Step 3: Cross multiply
    9,437.49x = 13,023.41 × 5,245.65
  4. Step 4: Simplify right side
    9,437.49x = 68,316,250.67
  5. Step 5: Solve for x
    x = 68,316,250.67/9,437.49
  6. Step 6: Final answer
    x = 7,238.82

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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.