Home / 11,034.16-15,225.90-6,319.36

Finding the Fourth Proportional to 11,034.16, 15,225.90 and 6,319.36

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Solution

The fourth proportional to 11,034.16, 15,225.90 and 6,319.36 is: 8,720.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,034.16 : 15,225.90 = 6,319.36 : x
  2. Step 2: Convert to fraction form
    11,034.16/15,225.90 = 6,319.36/x
  3. Step 3: Cross multiply
    11,034.16x = 15,225.90 × 6,319.36
  4. Step 4: Simplify right side
    11,034.16x = 96,217,943.42
  5. Step 5: Solve for x
    x = 96,217,943.42/11,034.16
  6. Step 6: Final answer
    x = 8,720.01

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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.