Home / 8,437.44-11,642.40-5,292.48

Finding the Fourth Proportional to 8,437.44, 11,642.40 and 5,292.48

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Solution

The fourth proportional to 8,437.44, 11,642.40 and 5,292.48 is: 7,302.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,437.44 : 11,642.40 = 5,292.48 : x
  2. Step 2: Convert to fraction form
    8,437.44/11,642.40 = 5,292.48/x
  3. Step 3: Cross multiply
    8,437.44x = 11,642.40 × 5,292.48
  4. Step 4: Simplify right side
    8,437.44x = 61,617,169.15
  5. Step 5: Solve for x
    x = 61,617,169.15/8,437.44
  6. Step 6: Final answer
    x = 7,302.83

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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.