Home / 11,077.61-15,287.24-6,603.94

Finding the Fourth Proportional to 11,077.61, 15,287.24 and 6,603.94

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Solution

The fourth proportional to 11,077.61, 15,287.24 and 6,603.94 is: 9,113.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,077.61 : 15,287.24 = 6,603.94 : x
  2. Step 2: Convert to fraction form
    11,077.61/15,287.24 = 6,603.94/x
  3. Step 3: Cross multiply
    11,077.61x = 15,287.24 × 6,603.94
  4. Step 4: Simplify right side
    11,077.61x = 100,956,082.13
  5. Step 5: Solve for x
    x = 100,956,082.13/11,077.61
  6. Step 6: Final answer
    x = 9,113.53

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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.