Home / 7,182.48-9,909.44-5,853.90

Finding the Fourth Proportional to 7,182.48, 9,909.44 and 5,853.90

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Solution

The fourth proportional to 7,182.48, 9,909.44 and 5,853.90 is: 8,076.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,182.48 : 9,909.44 = 5,853.90 : x
  2. Step 2: Convert to fraction form
    7,182.48/9,909.44 = 5,853.90/x
  3. Step 3: Cross multiply
    7,182.48x = 9,909.44 × 5,853.90
  4. Step 4: Simplify right side
    7,182.48x = 58,008,870.82
  5. Step 5: Solve for x
    x = 58,008,870.82/7,182.48
  6. Step 6: Final answer
    x = 8,076.44

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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.