Home / 4,864.50-6,711.41-2,874.67

Finding the Fourth Proportional to 4,864.50, 6,711.41 and 2,874.67

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Solution

The fourth proportional to 4,864.50, 6,711.41 and 2,874.67 is: 3,966.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,864.50 : 6,711.41 = 2,874.67 : x
  2. Step 2: Convert to fraction form
    4,864.50/6,711.41 = 2,874.67/x
  3. Step 3: Cross multiply
    4,864.50x = 6,711.41 × 2,874.67
  4. Step 4: Simplify right side
    4,864.50x = 19,293,079.39
  5. Step 5: Solve for x
    x = 19,293,079.39/4,864.50
  6. Step 6: Final answer
    x = 3,966.10

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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.