Home / 4,077.18-6,115.98-1,303.92

Finding the Fourth Proportional to 4,077.18, 6,115.98 and 1,303.92

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Solution

The fourth proportional to 4,077.18, 6,115.98 and 1,303.92 is: 1,955.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,077.18 : 6,115.98 = 1,303.92 : x
  2. Step 2: Convert to fraction form
    4,077.18/6,115.98 = 1,303.92/x
  3. Step 3: Cross multiply
    4,077.18x = 6,115.98 × 1,303.92
  4. Step 4: Simplify right side
    4,077.18x = 7,974,748.64
  5. Step 5: Solve for x
    x = 7,974,748.64/4,077.18
  6. Step 6: Final answer
    x = 1,955.95

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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.