Home / 6,444.70-8,894.37-3,612.84

Finding the Fourth Proportional to 6,444.70, 8,894.37 and 3,612.84

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Solution

The fourth proportional to 6,444.70, 8,894.37 and 3,612.84 is: 4,986.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,444.70 : 8,894.37 = 3,612.84 : x
  2. Step 2: Convert to fraction form
    6,444.70/8,894.37 = 3,612.84/x
  3. Step 3: Cross multiply
    6,444.70x = 8,894.37 × 3,612.84
  4. Step 4: Simplify right side
    6,444.70x = 32,133,915.91
  5. Step 5: Solve for x
    x = 32,133,915.91/6,444.70
  6. Step 6: Final answer
    x = 4,986.10

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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.