Home / 11,377.77-15,701.29-6,341.94

Finding the Fourth Proportional to 11,377.77, 15,701.29 and 6,341.94

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Solution

The fourth proportional to 11,377.77, 15,701.29 and 6,341.94 is: 8,751.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,377.77 : 15,701.29 = 6,341.94 : x
  2. Step 2: Convert to fraction form
    11,377.77/15,701.29 = 6,341.94/x
  3. Step 3: Cross multiply
    11,377.77x = 15,701.29 × 6,341.94
  4. Step 4: Simplify right side
    11,377.77x = 99,576,528.89
  5. Step 5: Solve for x
    x = 99,576,528.89/11,377.77
  6. Step 6: Final answer
    x = 8,751.85

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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.