Home / 5,530.55-8,326.99-4,876.63

Finding the Fourth Proportional to 5,530.55, 8,326.99 and 4,876.63

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Solution

The fourth proportional to 5,530.55, 8,326.99 and 4,876.63 is: 7,342.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,530.55 : 8,326.99 = 4,876.63 : x
  2. Step 2: Convert to fraction form
    5,530.55/8,326.99 = 4,876.63/x
  3. Step 3: Cross multiply
    5,530.55x = 8,326.99 × 4,876.63
  4. Step 4: Simplify right side
    5,530.55x = 40,607,649.24
  5. Step 5: Solve for x
    x = 40,607,649.24/5,530.55
  6. Step 6: Final answer
    x = 7,342.43

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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.