Home / 11,224.02-16,836.30-6,281.40

Finding the Fourth Proportional to 11,224.02, 16,836.30 and 6,281.40

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Solution

The fourth proportional to 11,224.02, 16,836.30 and 6,281.40 is: 9,422.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,224.02 : 16,836.30 = 6,281.40 : x
  2. Step 2: Convert to fraction form
    11,224.02/16,836.30 = 6,281.40/x
  3. Step 3: Cross multiply
    11,224.02x = 16,836.30 × 6,281.40
  4. Step 4: Simplify right side
    11,224.02x = 105,755,534.82
  5. Step 5: Solve for x
    x = 105,755,534.82/11,224.02
  6. Step 6: Final answer
    x = 9,422.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.