Home / 3,315.80-4,941.19-3,024.20

Finding the Fourth Proportional to 3,315.80, 4,941.19 and 3,024.20

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Solution

The fourth proportional to 3,315.80, 4,941.19 and 3,024.20 is: 4,506.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,315.80 : 4,941.19 = 3,024.20 : x
  2. Step 2: Convert to fraction form
    3,315.80/4,941.19 = 3,024.20/x
  3. Step 3: Cross multiply
    3,315.80x = 4,941.19 × 3,024.20
  4. Step 4: Simplify right side
    3,315.80x = 14,943,146.80
  5. Step 5: Solve for x
    x = 14,943,146.80/3,315.80
  6. Step 6: Final answer
    x = 4,506.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.