Home / 11,506.91-17,261.35-4,931.53

Finding the Fourth Proportional to 11,506.91, 17,261.35 and 4,931.53

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Solution

The fourth proportional to 11,506.91, 17,261.35 and 4,931.53 is: 7,397.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,506.91 : 17,261.35 = 4,931.53 : x
  2. Step 2: Convert to fraction form
    11,506.91/17,261.35 = 4,931.53/x
  3. Step 3: Cross multiply
    11,506.91x = 17,261.35 × 4,931.53
  4. Step 4: Simplify right side
    11,506.91x = 85,124,934.72
  5. Step 5: Solve for x
    x = 85,124,934.72/11,506.91
  6. Step 6: Final answer
    x = 7,397.72

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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.