Home / 3,039.02-4,559.90-1,870.80

Finding the Fourth Proportional to 3,039.02, 4,559.90 and 1,870.80

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Solution

The fourth proportional to 3,039.02, 4,559.90 and 1,870.80 is: 2,807.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,039.02 : 4,559.90 = 1,870.80 : x
  2. Step 2: Convert to fraction form
    3,039.02/4,559.90 = 1,870.80/x
  3. Step 3: Cross multiply
    3,039.02x = 4,559.90 × 1,870.80
  4. Step 4: Simplify right side
    3,039.02x = 8,530,634.47
  5. Step 5: Solve for x
    x = 8,530,634.47/3,039.02
  6. Step 6: Final answer
    x = 2,807.04

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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.