Home / 11,325.10-16,965.55-7,417.66

Finding the Fourth Proportional to 11,325.10, 16,965.55 and 7,417.66

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Solution

The fourth proportional to 11,325.10, 16,965.55 and 7,417.66 is: 11,112.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,325.10 : 16,965.55 = 7,417.66 : x
  2. Step 2: Convert to fraction form
    11,325.10/16,965.55 = 7,417.66/x
  3. Step 3: Cross multiply
    11,325.10x = 16,965.55 × 7,417.66
  4. Step 4: Simplify right side
    11,325.10x = 125,844,681.61
  5. Step 5: Solve for x
    x = 125,844,681.61/11,325.10
  6. Step 6: Final answer
    x = 11,112.02

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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.