Home / 5,510.28-7,603.38-3,649.80

Finding the Fourth Proportional to 5,510.28, 7,603.38 and 3,649.80

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Solution

The fourth proportional to 5,510.28, 7,603.38 and 3,649.80 is: 5,036.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,510.28 : 7,603.38 = 3,649.80 : x
  2. Step 2: Convert to fraction form
    5,510.28/7,603.38 = 3,649.80/x
  3. Step 3: Cross multiply
    5,510.28x = 7,603.38 × 3,649.80
  4. Step 4: Simplify right side
    5,510.28x = 27,750,816.32
  5. Step 5: Solve for x
    x = 27,750,816.32/5,510.28
  6. Step 6: Final answer
    x = 5,036.19

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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.