Home / 3,710.02-5,557.74-2,840.08

Finding the Fourth Proportional to 3,710.02, 5,557.74 and 2,840.08

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Solution

The fourth proportional to 3,710.02, 5,557.74 and 2,840.08 is: 4,254.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,710.02 : 5,557.74 = 2,840.08 : x
  2. Step 2: Convert to fraction form
    3,710.02/5,557.74 = 2,840.08/x
  3. Step 3: Cross multiply
    3,710.02x = 5,557.74 × 2,840.08
  4. Step 4: Simplify right side
    3,710.02x = 15,784,426.22
  5. Step 5: Solve for x
    x = 15,784,426.22/3,710.02
  6. Step 6: Final answer
    x = 4,254.54

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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.