Home / 8,445.35-11,655.03-4,860.85

Finding the Fourth Proportional to 8,445.35, 11,655.03 and 4,860.85

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Solution

The fourth proportional to 8,445.35, 11,655.03 and 4,860.85 is: 6,708.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,445.35 : 11,655.03 = 4,860.85 : x
  2. Step 2: Convert to fraction form
    8,445.35/11,655.03 = 4,860.85/x
  3. Step 3: Cross multiply
    8,445.35x = 11,655.03 × 4,860.85
  4. Step 4: Simplify right side
    8,445.35x = 56,653,352.58
  5. Step 5: Solve for x
    x = 56,653,352.58/8,445.35
  6. Step 6: Final answer
    x = 6,708.23

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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.