Home / 8,995.13-12,412.76-5,016.11

Finding the Fourth Proportional to 8,995.13, 12,412.76 and 5,016.11

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Solution

The fourth proportional to 8,995.13, 12,412.76 and 5,016.11 is: 6,921.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,995.13 : 12,412.76 = 5,016.11 : x
  2. Step 2: Convert to fraction form
    8,995.13/12,412.76 = 5,016.11/x
  3. Step 3: Cross multiply
    8,995.13x = 12,412.76 × 5,016.11
  4. Step 4: Simplify right side
    8,995.13x = 62,263,682.42
  5. Step 5: Solve for x
    x = 62,263,682.42/8,995.13
  6. Step 6: Final answer
    x = 6,921.94

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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.