Home / 2,844.65-3,925.85-1,586.12

Finding the Fourth Proportional to 2,844.65, 3,925.85 and 1,586.12

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Solution

The fourth proportional to 2,844.65, 3,925.85 and 1,586.12 is: 2,188.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,844.65 : 3,925.85 = 1,586.12 : x
  2. Step 2: Convert to fraction form
    2,844.65/3,925.85 = 1,586.12/x
  3. Step 3: Cross multiply
    2,844.65x = 3,925.85 × 1,586.12
  4. Step 4: Simplify right side
    2,844.65x = 6,226,841.64
  5. Step 5: Solve for x
    x = 6,226,841.64/2,844.65
  6. Step 6: Final answer
    x = 2,188.96

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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.