Home / 2,818.23-4,225.92-1,585.32

Finding the Fourth Proportional to 2,818.23, 4,225.92 and 1,585.32

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Solution

The fourth proportional to 2,818.23, 4,225.92 and 1,585.32 is: 2,377.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,818.23 : 4,225.92 = 1,585.32 : x
  2. Step 2: Convert to fraction form
    2,818.23/4,225.92 = 1,585.32/x
  3. Step 3: Cross multiply
    2,818.23x = 4,225.92 × 1,585.32
  4. Step 4: Simplify right side
    2,818.23x = 6,699,435.49
  5. Step 5: Solve for x
    x = 6,699,435.49/2,818.23
  6. Step 6: Final answer
    x = 2,377.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.