Home / 6,612.84-9,125.46-3,818.34

Finding the Fourth Proportional to 6,612.84, 9,125.46 and 3,818.34

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Solution

The fourth proportional to 6,612.84, 9,125.46 and 3,818.34 is: 5,269.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,612.84 : 9,125.46 = 3,818.34 : x
  2. Step 2: Convert to fraction form
    6,612.84/9,125.46 = 3,818.34/x
  3. Step 3: Cross multiply
    6,612.84x = 9,125.46 × 3,818.34
  4. Step 4: Simplify right side
    6,612.84x = 34,844,108.94
  5. Step 5: Solve for x
    x = 34,844,108.94/6,612.84
  6. Step 6: Final answer
    x = 5,269.16

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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.