Home / 8,214.12-11,335.06-4,677.32

Finding the Fourth Proportional to 8,214.12, 11,335.06 and 4,677.32

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Solution

The fourth proportional to 8,214.12, 11,335.06 and 4,677.32 is: 6,454.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,214.12 : 11,335.06 = 4,677.32 : x
  2. Step 2: Convert to fraction form
    8,214.12/11,335.06 = 4,677.32/x
  3. Step 3: Cross multiply
    8,214.12x = 11,335.06 × 4,677.32
  4. Step 4: Simplify right side
    8,214.12x = 53,017,702.84
  5. Step 5: Solve for x
    x = 53,017,702.84/8,214.12
  6. Step 6: Final answer
    x = 6,454.46

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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.