Home / 4,045.68-5,580.90-2,646

Finding the Fourth Proportional to 4,045.68, 5,580.90 and 2,646

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Solution

The fourth proportional to 4,045.68, 5,580.90 and 2,646 is: 3,650.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,045.68 : 5,580.90 = 2,646 : x
  2. Step 2: Convert to fraction form
    4,045.68/5,580.90 = 2,646/x
  3. Step 3: Cross multiply
    4,045.68x = 5,580.90 × 2,646
  4. Step 4: Simplify right side
    4,045.68x = 14,767,061.40
  5. Step 5: Solve for x
    x = 14,767,061.40/4,045.68
  6. Step 6: Final answer
    x = 3,650.08

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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.