Home / 5,102.18-7,041.01-2,864.06

Finding the Fourth Proportional to 5,102.18, 7,041.01 and 2,864.06

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Solution

The fourth proportional to 5,102.18, 7,041.01 and 2,864.06 is: 3,952.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,102.18 : 7,041.01 = 2,864.06 : x
  2. Step 2: Convert to fraction form
    5,102.18/7,041.01 = 2,864.06/x
  3. Step 3: Cross multiply
    5,102.18x = 7,041.01 × 2,864.06
  4. Step 4: Simplify right side
    5,102.18x = 20,165,860.78
  5. Step 5: Solve for x
    x = 20,165,860.78/5,102.18
  6. Step 6: Final answer
    x = 3,952.40

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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.