Home / 5,100.23-7,655.51-3,434.16

Finding the Fourth Proportional to 5,100.23, 7,655.51 and 3,434.16

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Solution

The fourth proportional to 5,100.23, 7,655.51 and 3,434.16 is: 5,154.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,100.23 : 7,655.51 = 3,434.16 : x
  2. Step 2: Convert to fraction form
    5,100.23/7,655.51 = 3,434.16/x
  3. Step 3: Cross multiply
    5,100.23x = 7,655.51 × 3,434.16
  4. Step 4: Simplify right side
    5,100.23x = 26,290,283.52
  5. Step 5: Solve for x
    x = 26,290,283.52/5,100.23
  6. Step 6: Final answer
    x = 5,154.72

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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.