Home / 5,217.83-7,826.78-4,176.46

Finding the Fourth Proportional to 5,217.83, 7,826.78 and 4,176.46

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Solution

The fourth proportional to 5,217.83, 7,826.78 and 4,176.46 is: 6,264.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,217.83 : 7,826.78 = 4,176.46 : x
  2. Step 2: Convert to fraction form
    5,217.83/7,826.78 = 4,176.46/x
  3. Step 3: Cross multiply
    5,217.83x = 7,826.78 × 4,176.46
  4. Step 4: Simplify right side
    5,217.83x = 32,688,224.47
  5. Step 5: Solve for x
    x = 32,688,224.47/5,217.83
  6. Step 6: Final answer
    x = 6,264.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.