Home / 9,385.32-14,068.98-3,141.90

Finding the Fourth Proportional to 9,385.32, 14,068.98 and 3,141.90

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Solution

The fourth proportional to 9,385.32, 14,068.98 and 3,141.90 is: 4,709.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,385.32 : 14,068.98 = 3,141.90 : x
  2. Step 2: Convert to fraction form
    9,385.32/14,068.98 = 3,141.90/x
  3. Step 3: Cross multiply
    9,385.32x = 14,068.98 × 3,141.90
  4. Step 4: Simplify right side
    9,385.32x = 44,203,328.26
  5. Step 5: Solve for x
    x = 44,203,328.26/9,385.32
  6. Step 6: Final answer
    x = 4,709.84

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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.