Home / 6,175.14-8,521.63-3,342.45

Finding the Fourth Proportional to 6,175.14, 8,521.63 and 3,342.45

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Solution

The fourth proportional to 6,175.14, 8,521.63 and 3,342.45 is: 4,612.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,175.14 : 8,521.63 = 3,342.45 : x
  2. Step 2: Convert to fraction form
    6,175.14/8,521.63 = 3,342.45/x
  3. Step 3: Cross multiply
    6,175.14x = 8,521.63 × 3,342.45
  4. Step 4: Simplify right side
    6,175.14x = 28,483,105.48
  5. Step 5: Solve for x
    x = 28,483,105.48/6,175.14
  6. Step 6: Final answer
    x = 4,612.55

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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.