Home / 10,118.64-15,184.95-3,544.86

Finding the Fourth Proportional to 10,118.64, 15,184.95 and 3,544.86

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Solution

The fourth proportional to 10,118.64, 15,184.95 and 3,544.86 is: 5,319.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,118.64 : 15,184.95 = 3,544.86 : x
  2. Step 2: Convert to fraction form
    10,118.64/15,184.95 = 3,544.86/x
  3. Step 3: Cross multiply
    10,118.64x = 15,184.95 × 3,544.86
  4. Step 4: Simplify right side
    10,118.64x = 53,828,521.86
  5. Step 5: Solve for x
    x = 53,828,521.86/10,118.64
  6. Step 6: Final answer
    x = 5,319.74

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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.