Home / 2,900.18-4,351.08-1,731.08

Finding the Fourth Proportional to 2,900.18, 4,351.08 and 1,731.08

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Solution

The fourth proportional to 2,900.18, 4,351.08 and 1,731.08 is: 2,597.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,900.18 : 4,351.08 = 1,731.08 : x
  2. Step 2: Convert to fraction form
    2,900.18/4,351.08 = 1,731.08/x
  3. Step 3: Cross multiply
    2,900.18x = 4,351.08 × 1,731.08
  4. Step 4: Simplify right side
    2,900.18x = 7,532,067.57
  5. Step 5: Solve for x
    x = 7,532,067.57/2,900.18
  6. Step 6: Final answer
    x = 2,597.10

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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.