Home / 8,702.17-13,054.23-2,776.95

Finding the Fourth Proportional to 8,702.17, 13,054.23 and 2,776.95

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Solution

The fourth proportional to 8,702.17, 13,054.23 and 2,776.95 is: 4,165.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,702.17 : 13,054.23 = 2,776.95 : x
  2. Step 2: Convert to fraction form
    8,702.17/13,054.23 = 2,776.95/x
  3. Step 3: Cross multiply
    8,702.17x = 13,054.23 × 2,776.95
  4. Step 4: Simplify right side
    8,702.17x = 36,250,944.00
  5. Step 5: Solve for x
    x = 36,250,944.00/8,702.17
  6. Step 6: Final answer
    x = 4,165.74

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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.