Home / 5,077.07-7,610.03-2,612.01

Finding the Fourth Proportional to 5,077.07, 7,610.03 and 2,612.01

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Solution

The fourth proportional to 5,077.07, 7,610.03 and 2,612.01 is: 3,915.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,077.07 : 7,610.03 = 2,612.01 : x
  2. Step 2: Convert to fraction form
    5,077.07/7,610.03 = 2,612.01/x
  3. Step 3: Cross multiply
    5,077.07x = 7,610.03 × 2,612.01
  4. Step 4: Simplify right side
    5,077.07x = 19,877,461.40
  5. Step 5: Solve for x
    x = 19,877,461.40/5,077.07
  6. Step 6: Final answer
    x = 3,915.15

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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.