Home / 4,078.02-6,114.90-1,888.29

Finding the Fourth Proportional to 4,078.02, 6,114.90 and 1,888.29

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Solution

The fourth proportional to 4,078.02, 6,114.90 and 1,888.29 is: 2,831.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,078.02 : 6,114.90 = 1,888.29 : x
  2. Step 2: Convert to fraction form
    4,078.02/6,114.90 = 1,888.29/x
  3. Step 3: Cross multiply
    4,078.02x = 6,114.90 × 1,888.29
  4. Step 4: Simplify right side
    4,078.02x = 11,546,704.52
  5. Step 5: Solve for x
    x = 11,546,704.52/4,078.02
  6. Step 6: Final answer
    x = 2,831.45

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1.5x scale

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.