Home / 5,575.37-8,363.34-1,878.71

Finding the Fourth Proportional to 5,575.37, 8,363.34 and 1,878.71

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Solution

The fourth proportional to 5,575.37, 8,363.34 and 1,878.71 is: 2,818.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,575.37 : 8,363.34 = 1,878.71 : x
  2. Step 2: Convert to fraction form
    5,575.37/8,363.34 = 1,878.71/x
  3. Step 3: Cross multiply
    5,575.37x = 8,363.34 × 1,878.71
  4. Step 4: Simplify right side
    5,575.37x = 15,712,248.67
  5. Step 5: Solve for x
    x = 15,712,248.67/5,575.37
  6. Step 6: Final answer
    x = 2,818.16

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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.