Home / 6,225.20-8,590.66-3,392.58

Finding the Fourth Proportional to 6,225.20, 8,590.66 and 3,392.58

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Solution

The fourth proportional to 6,225.20, 8,590.66 and 3,392.58 is: 4,681.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,225.20 : 8,590.66 = 3,392.58 : x
  2. Step 2: Convert to fraction form
    6,225.20/8,590.66 = 3,392.58/x
  3. Step 3: Cross multiply
    6,225.20x = 8,590.66 × 3,392.58
  4. Step 4: Simplify right side
    6,225.20x = 29,144,525.04
  5. Step 5: Solve for x
    x = 29,144,525.04/6,225.20
  6. Step 6: Final answer
    x = 4,681.70

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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.