Home / 3,521.95-4,860.52-1,950.05

Finding the Fourth Proportional to 3,521.95, 4,860.52 and 1,950.05

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Solution

The fourth proportional to 3,521.95, 4,860.52 and 1,950.05 is: 2,691.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,521.95 : 4,860.52 = 1,950.05 : x
  2. Step 2: Convert to fraction form
    3,521.95/4,860.52 = 1,950.05/x
  3. Step 3: Cross multiply
    3,521.95x = 4,860.52 × 1,950.05
  4. Step 4: Simplify right side
    3,521.95x = 9,478,264.30
  5. Step 5: Solve for x
    x = 9,478,264.30/3,521.95
  6. Step 6: Final answer
    x = 2,691.20

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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.