Home / 3,347.20-4,618.33-2,402.83

Finding the Fourth Proportional to 3,347.20, 4,618.33 and 2,402.83

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Solution

The fourth proportional to 3,347.20, 4,618.33 and 2,402.83 is: 3,315.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,347.20 : 4,618.33 = 2,402.83 : x
  2. Step 2: Convert to fraction form
    3,347.20/4,618.33 = 2,402.83/x
  3. Step 3: Cross multiply
    3,347.20x = 4,618.33 × 2,402.83
  4. Step 4: Simplify right side
    3,347.20x = 11,097,075.16
  5. Step 5: Solve for x
    x = 11,097,075.16/3,347.20
  6. Step 6: Final answer
    x = 3,315.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.