Home / 6,444.48-8,894.12-3,612.62

Finding the Fourth Proportional to 6,444.48, 8,894.12 and 3,612.62

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Solution

The fourth proportional to 6,444.48, 8,894.12 and 3,612.62 is: 4,985.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,444.48 : 8,894.12 = 3,612.62 : x
  2. Step 2: Convert to fraction form
    6,444.48/8,894.12 = 3,612.62/x
  3. Step 3: Cross multiply
    6,444.48x = 8,894.12 × 3,612.62
  4. Step 4: Simplify right side
    6,444.48x = 32,131,013.26
  5. Step 5: Solve for x
    x = 32,131,013.26/6,444.48
  6. Step 6: Final answer
    x = 4,985.82

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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.