Home / 3,720.02-5,133.46-2,041.39

Finding the Fourth Proportional to 3,720.02, 5,133.46 and 2,041.39

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Solution

The fourth proportional to 3,720.02, 5,133.46 and 2,041.39 is: 2,817.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,720.02 : 5,133.46 = 2,041.39 : x
  2. Step 2: Convert to fraction form
    3,720.02/5,133.46 = 2,041.39/x
  3. Step 3: Cross multiply
    3,720.02x = 5,133.46 × 2,041.39
  4. Step 4: Simplify right side
    3,720.02x = 10,479,368.24
  5. Step 5: Solve for x
    x = 10,479,368.24/3,720.02
  6. Step 6: Final answer
    x = 2,817.02

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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.