Home / 5,158.89-7,103.33-4,029.13

Finding the Fourth Proportional to 5,158.89, 7,103.33 and 4,029.13

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Solution

The fourth proportional to 5,158.89, 7,103.33 and 4,029.13 is: 5,547.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,158.89 : 7,103.33 = 4,029.13 : x
  2. Step 2: Convert to fraction form
    5,158.89/7,103.33 = 4,029.13/x
  3. Step 3: Cross multiply
    5,158.89x = 7,103.33 × 4,029.13
  4. Step 4: Simplify right side
    5,158.89x = 28,620,184.34
  5. Step 5: Solve for x
    x = 28,620,184.34/5,158.89
  6. Step 6: Final answer
    x = 5,547.74

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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.