Home / 6,696.02-9,240.52-3,711.80

Finding the Fourth Proportional to 6,696.02, 9,240.52 and 3,711.80

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Solution

The fourth proportional to 6,696.02, 9,240.52 and 3,711.80 is: 5,122.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,696.02 : 9,240.52 = 3,711.80 : x
  2. Step 2: Convert to fraction form
    6,696.02/9,240.52 = 3,711.80/x
  3. Step 3: Cross multiply
    6,696.02x = 9,240.52 × 3,711.80
  4. Step 4: Simplify right side
    6,696.02x = 34,298,962.14
  5. Step 5: Solve for x
    x = 34,298,962.14/6,696.02
  6. Step 6: Final answer
    x = 5,122.29

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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.