Home / 5,627.24-8,478.95-4,674.68

Finding the Fourth Proportional to 5,627.24, 8,478.95 and 4,674.68

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Solution

The fourth proportional to 5,627.24, 8,478.95 and 4,674.68 is: 7,043.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,627.24 : 8,478.95 = 4,674.68 : x
  2. Step 2: Convert to fraction form
    5,627.24/8,478.95 = 4,674.68/x
  3. Step 3: Cross multiply
    5,627.24x = 8,478.95 × 4,674.68
  4. Step 4: Simplify right side
    5,627.24x = 39,636,377.99
  5. Step 5: Solve for x
    x = 39,636,377.99/5,627.24
  6. Step 6: Final answer
    x = 7,043.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.