Home / 2,520.36-3,478.95-1,473.30

Finding the Fourth Proportional to 2,520.36, 3,478.95 and 1,473.30

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Solution

The fourth proportional to 2,520.36, 3,478.95 and 1,473.30 is: 2,033.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,520.36 : 3,478.95 = 1,473.30 : x
  2. Step 2: Convert to fraction form
    2,520.36/3,478.95 = 1,473.30/x
  3. Step 3: Cross multiply
    2,520.36x = 3,478.95 × 1,473.30
  4. Step 4: Simplify right side
    2,520.36x = 5,125,537.04
  5. Step 5: Solve for x
    x = 5,125,537.04/2,520.36
  6. Step 6: Final answer
    x = 2,033.65

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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.