Home / 2,975.23-4,461.89-1,587.75

Finding the Fourth Proportional to 2,975.23, 4,461.89 and 1,587.75

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Solution

The fourth proportional to 2,975.23, 4,461.89 and 1,587.75 is: 2,381.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,975.23 : 4,461.89 = 1,587.75 : x
  2. Step 2: Convert to fraction form
    2,975.23/4,461.89 = 1,587.75/x
  3. Step 3: Cross multiply
    2,975.23x = 4,461.89 × 1,587.75
  4. Step 4: Simplify right side
    2,975.23x = 7,084,366.27
  5. Step 5: Solve for x
    x = 7,084,366.27/2,975.23
  6. Step 6: Final answer
    x = 2,381.11

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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.