Home / 10,175.51-15,264.20-3,155.58

Finding the Fourth Proportional to 10,175.51, 15,264.20 and 3,155.58

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Solution

The fourth proportional to 10,175.51, 15,264.20 and 3,155.58 is: 4,733.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,175.51 : 15,264.20 = 3,155.58 : x
  2. Step 2: Convert to fraction form
    10,175.51/15,264.20 = 3,155.58/x
  3. Step 3: Cross multiply
    10,175.51x = 15,264.20 × 3,155.58
  4. Step 4: Simplify right side
    10,175.51x = 48,167,412.12
  5. Step 5: Solve for x
    x = 48,167,412.12/10,175.51
  6. Step 6: Final answer
    x = 4,733.66

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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.