Home / 11,184.36-15,437.12-6,711

Finding the Fourth Proportional to 11,184.36, 15,437.12 and 6,711

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Solution

The fourth proportional to 11,184.36, 15,437.12 and 6,711 is: 9,262.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,184.36 : 15,437.12 = 6,711 : x
  2. Step 2: Convert to fraction form
    11,184.36/15,437.12 = 6,711/x
  3. Step 3: Cross multiply
    11,184.36x = 15,437.12 × 6,711
  4. Step 4: Simplify right side
    11,184.36x = 103,598,512.32
  5. Step 5: Solve for x
    x = 103,598,512.32/11,184.36
  6. Step 6: Final answer
    x = 9,262.80

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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.