Home / 3,561.04-5,339.48-2,392.40

Finding the Fourth Proportional to 3,561.04, 5,339.48 and 2,392.40

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Solution

The fourth proportional to 3,561.04, 5,339.48 and 2,392.40 is: 3,587.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,561.04 : 5,339.48 = 2,392.40 : x
  2. Step 2: Convert to fraction form
    3,561.04/5,339.48 = 2,392.40/x
  3. Step 3: Cross multiply
    3,561.04x = 5,339.48 × 2,392.40
  4. Step 4: Simplify right side
    3,561.04x = 12,774,171.95
  5. Step 5: Solve for x
    x = 12,774,171.95/3,561.04
  6. Step 6: Final answer
    x = 3,587.20

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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.