Home / 5,136.02-7,088.19-3,040.46

Finding the Fourth Proportional to 5,136.02, 7,088.19 and 3,040.46

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Solution

The fourth proportional to 5,136.02, 7,088.19 and 3,040.46 is: 4,196.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,136.02 : 7,088.19 = 3,040.46 : x
  2. Step 2: Convert to fraction form
    5,136.02/7,088.19 = 3,040.46/x
  3. Step 3: Cross multiply
    5,136.02x = 7,088.19 × 3,040.46
  4. Step 4: Simplify right side
    5,136.02x = 21,551,358.17
  5. Step 5: Solve for x
    x = 21,551,358.17/5,136.02
  6. Step 6: Final answer
    x = 4,196.12

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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.