Home / 3,038.02-4,557.75-1,189.30

Finding the Fourth Proportional to 3,038.02, 4,557.75 and 1,189.30

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Solution

The fourth proportional to 3,038.02, 4,557.75 and 1,189.30 is: 1,784.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,038.02 : 4,557.75 = 1,189.30 : x
  2. Step 2: Convert to fraction form
    3,038.02/4,557.75 = 1,189.30/x
  3. Step 3: Cross multiply
    3,038.02x = 4,557.75 × 1,189.30
  4. Step 4: Simplify right side
    3,038.02x = 5,420,532.08
  5. Step 5: Solve for x
    x = 5,420,532.08/3,038.02
  6. Step 6: Final answer
    x = 1,784.23

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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.