Home / 6,444.32-8,893.87-3,612.15

Finding the Fourth Proportional to 6,444.32, 8,893.87 and 3,612.15

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Solution

The fourth proportional to 6,444.32, 8,893.87 and 3,612.15 is: 4,985.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,444.32 : 8,893.87 = 3,612.15 : x
  2. Step 2: Convert to fraction form
    6,444.32/8,893.87 = 3,612.15/x
  3. Step 3: Cross multiply
    6,444.32x = 8,893.87 × 3,612.15
  4. Step 4: Simplify right side
    6,444.32x = 32,125,983.49
  5. Step 5: Solve for x
    x = 32,125,983.49/6,444.32
  6. Step 6: Final answer
    x = 4,985.17

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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.