Home / 8,068.51-11,132.59-4,709.40

Finding the Fourth Proportional to 8,068.51, 11,132.59 and 4,709.40

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Solution

The fourth proportional to 8,068.51, 11,132.59 and 4,709.40 is: 6,497.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,068.51 : 11,132.59 = 4,709.40 : x
  2. Step 2: Convert to fraction form
    8,068.51/11,132.59 = 4,709.40/x
  3. Step 3: Cross multiply
    8,068.51x = 11,132.59 × 4,709.40
  4. Step 4: Simplify right side
    8,068.51x = 52,427,819.35
  5. Step 5: Solve for x
    x = 52,427,819.35/8,068.51
  6. Step 6: Final answer
    x = 6,497.83

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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.