Home / 8,308.59-11,465.67-4,531.77

Finding the Fourth Proportional to 8,308.59, 11,465.67 and 4,531.77

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Solution

The fourth proportional to 8,308.59, 11,465.67 and 4,531.77 is: 6,253.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,308.59 : 11,465.67 = 4,531.77 : x
  2. Step 2: Convert to fraction form
    8,308.59/11,465.67 = 4,531.77/x
  3. Step 3: Cross multiply
    8,308.59x = 11,465.67 × 4,531.77
  4. Step 4: Simplify right side
    8,308.59x = 51,959,779.34
  5. Step 5: Solve for x
    x = 51,959,779.34/8,308.59
  6. Step 6: Final answer
    x = 6,253.74

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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.