Home / 2,818.30-4,207.36-2,403.10

Finding the Fourth Proportional to 2,818.30, 4,207.36 and 2,403.10

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Solution

The fourth proportional to 2,818.30, 4,207.36 and 2,403.10 is: 3,587.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,818.30 : 4,207.36 = 2,403.10 : x
  2. Step 2: Convert to fraction form
    2,818.30/4,207.36 = 2,403.10/x
  3. Step 3: Cross multiply
    2,818.30x = 4,207.36 × 2,403.10
  4. Step 4: Simplify right side
    2,818.30x = 10,110,706.82
  5. Step 5: Solve for x
    x = 10,110,706.82/2,818.30
  6. Step 6: Final answer
    x = 3,587.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.