Home / 8,214.35-11,335.59-4,677.32

Finding the Fourth Proportional to 8,214.35, 11,335.59 and 4,677.32

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Solution

The fourth proportional to 8,214.35, 11,335.59 and 4,677.32 is: 6,454.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,214.35 : 11,335.59 = 4,677.32 : x
  2. Step 2: Convert to fraction form
    8,214.35/11,335.59 = 4,677.32/x
  3. Step 3: Cross multiply
    8,214.35x = 11,335.59 × 4,677.32
  4. Step 4: Simplify right side
    8,214.35x = 53,020,210.16
  5. Step 5: Solve for x
    x = 53,020,210.16/8,214.35
  6. Step 6: Final answer
    x = 6,454.59

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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.