Home / 3,038.20-4,559.10-2,214.40

Finding the Fourth Proportional to 3,038.20, 4,559.10 and 2,214.40

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Solution

The fourth proportional to 3,038.20, 4,559.10 and 2,214.40 is: 3,322.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,038.20 : 4,559.10 = 2,214.40 : x
  2. Step 2: Convert to fraction form
    3,038.20/4,559.10 = 2,214.40/x
  3. Step 3: Cross multiply
    3,038.20x = 4,559.10 × 2,214.40
  4. Step 4: Simplify right side
    3,038.20x = 10,095,671.04
  5. Step 5: Solve for x
    x = 10,095,671.04/3,038.20
  6. Step 6: Final answer
    x = 3,322.91

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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.