Home / 2,521.04-3,478.80-1,458.63

Finding the Fourth Proportional to 2,521.04, 3,478.80 and 1,458.63

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Solution

The fourth proportional to 2,521.04, 3,478.80 and 1,458.63 is: 2,012.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,521.04 : 3,478.80 = 1,458.63 : x
  2. Step 2: Convert to fraction form
    2,521.04/3,478.80 = 1,458.63/x
  3. Step 3: Cross multiply
    2,521.04x = 3,478.80 × 1,458.63
  4. Step 4: Simplify right side
    2,521.04x = 5,074,282.04
  5. Step 5: Solve for x
    x = 5,074,282.04/2,521.04
  6. Step 6: Final answer
    x = 2,012.77

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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.