Home / 4,049.16-6,073.78-1,275.77

Finding the Fourth Proportional to 4,049.16, 6,073.78 and 1,275.77

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Solution

The fourth proportional to 4,049.16, 6,073.78 and 1,275.77 is: 1,913.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,049.16 : 6,073.78 = 1,275.77 : x
  2. Step 2: Convert to fraction form
    4,049.16/6,073.78 = 1,275.77/x
  3. Step 3: Cross multiply
    4,049.16x = 6,073.78 × 1,275.77
  4. Step 4: Simplify right side
    4,049.16x = 7,748,746.31
  5. Step 5: Solve for x
    x = 7,748,746.31/4,049.16
  6. Step 6: Final answer
    x = 1,913.67

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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.