Home / 2,521.30-3,479.04-1,526.38

Finding the Fourth Proportional to 2,521.30, 3,479.04 and 1,526.38

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Solution

The fourth proportional to 2,521.30, 3,479.04 and 1,526.38 is: 2,106.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,521.30 : 3,479.04 = 1,526.38 : x
  2. Step 2: Convert to fraction form
    2,521.30/3,479.04 = 1,526.38/x
  3. Step 3: Cross multiply
    2,521.30x = 3,479.04 × 1,526.38
  4. Step 4: Simplify right side
    2,521.30x = 5,310,337.08
  5. Step 5: Solve for x
    x = 5,310,337.08/2,521.30
  6. Step 6: Final answer
    x = 2,106.19

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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.