Home / 2,521.40-3,480.23-1,473.66

Finding the Fourth Proportional to 2,521.40, 3,480.23 and 1,473.66

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Solution

The fourth proportional to 2,521.40, 3,480.23 and 1,473.66 is: 2,034.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,521.40 : 3,480.23 = 1,473.66 : x
  2. Step 2: Convert to fraction form
    2,521.40/3,480.23 = 1,473.66/x
  3. Step 3: Cross multiply
    2,521.40x = 3,480.23 × 1,473.66
  4. Step 4: Simplify right side
    2,521.40x = 5,128,686.95
  5. Step 5: Solve for x
    x = 5,128,686.95/2,521.40
  6. Step 6: Final answer
    x = 2,034.06

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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.