Home / 8,547.74-12,823.97-3,000.35

Finding the Fourth Proportional to 8,547.74, 12,823.97 and 3,000.35

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Solution

The fourth proportional to 8,547.74, 12,823.97 and 3,000.35 is: 4,501.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,547.74 : 12,823.97 = 3,000.35 : x
  2. Step 2: Convert to fraction form
    8,547.74/12,823.97 = 3,000.35/x
  3. Step 3: Cross multiply
    8,547.74x = 12,823.97 × 3,000.35
  4. Step 4: Simplify right side
    8,547.74x = 38,476,415.45
  5. Step 5: Solve for x
    x = 38,476,415.45/8,547.74
  6. Step 6: Final answer
    x = 4,501.36

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.