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Finding the Fourth Proportional to 5,886.95, 8,124.12 and 3,234.51

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Solution

The fourth proportional to 5,886.95, 8,124.12 and 3,234.51 is: 4,463.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,886.95 : 8,124.12 = 3,234.51 : x
  2. Step 2: Convert to fraction form
    5,886.95/8,124.12 = 3,234.51/x
  3. Step 3: Cross multiply
    5,886.95x = 8,124.12 × 3,234.51
  4. Step 4: Simplify right side
    5,886.95x = 26,277,547.38
  5. Step 5: Solve for x
    x = 26,277,547.38/5,886.95
  6. Step 6: Final answer
    x = 4,463.69

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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.