Home / 11,066.66-15,271.40-6,350.63

Finding the Fourth Proportional to 11,066.66, 15,271.40 and 6,350.63

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Solution

The fourth proportional to 11,066.66, 15,271.40 and 6,350.63 is: 8,763.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,066.66 : 15,271.40 = 6,350.63 : x
  2. Step 2: Convert to fraction form
    11,066.66/15,271.40 = 6,350.63/x
  3. Step 3: Cross multiply
    11,066.66x = 15,271.40 × 6,350.63
  4. Step 4: Simplify right side
    11,066.66x = 96,982,902.87
  5. Step 5: Solve for x
    x = 96,982,902.87/11,066.66
  6. Step 6: Final answer
    x = 8,763.52

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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.