Home / 11,280.07-15,566.09-6,244.30

Finding the Fourth Proportional to 11,280.07, 15,566.09 and 6,244.30

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Solution

The fourth proportional to 11,280.07, 15,566.09 and 6,244.30 is: 8,616.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,280.07 : 15,566.09 = 6,244.30 : x
  2. Step 2: Convert to fraction form
    11,280.07/15,566.09 = 6,244.30/x
  3. Step 3: Cross multiply
    11,280.07x = 15,566.09 × 6,244.30
  4. Step 4: Simplify right side
    11,280.07x = 97,199,335.79
  5. Step 5: Solve for x
    x = 97,199,335.79/11,280.07
  6. Step 6: Final answer
    x = 8,616.91

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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.