Home / 2,488.44-3,432.48-1,602.72

Finding the Fourth Proportional to 2,488.44, 3,432.48 and 1,602.72

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Solution

The fourth proportional to 2,488.44, 3,432.48 and 1,602.72 is: 2,210.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,488.44 : 3,432.48 = 1,602.72 : x
  2. Step 2: Convert to fraction form
    2,488.44/3,432.48 = 1,602.72/x
  3. Step 3: Cross multiply
    2,488.44x = 3,432.48 × 1,602.72
  4. Step 4: Simplify right side
    2,488.44x = 5,501,304.35
  5. Step 5: Solve for x
    x = 5,501,304.35/2,488.44
  6. Step 6: Final answer
    x = 2,210.74

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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.