Home / 3,013.02-4,519.90-1,038.12

Finding the Fourth Proportional to 3,013.02, 4,519.90 and 1,038.12

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Solution

The fourth proportional to 3,013.02, 4,519.90 and 1,038.12 is: 1,557.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,013.02 : 4,519.90 = 1,038.12 : x
  2. Step 2: Convert to fraction form
    3,013.02/4,519.90 = 1,038.12/x
  3. Step 3: Cross multiply
    3,013.02x = 4,519.90 × 1,038.12
  4. Step 4: Simplify right side
    3,013.02x = 4,692,198.59
  5. Step 5: Solve for x
    x = 4,692,198.59/3,013.02
  6. Step 6: Final answer
    x = 1,557.31

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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.