Home / 3,095.71-4,643.50-1,246.78

Finding the Fourth Proportional to 3,095.71, 4,643.50 and 1,246.78

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Solution

The fourth proportional to 3,095.71, 4,643.50 and 1,246.78 is: 1,870.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,095.71 : 4,643.50 = 1,246.78 : x
  2. Step 2: Convert to fraction form
    3,095.71/4,643.50 = 1,246.78/x
  3. Step 3: Cross multiply
    3,095.71x = 4,643.50 × 1,246.78
  4. Step 4: Simplify right side
    3,095.71x = 5,789,402.89
  5. Step 5: Solve for x
    x = 5,789,402.89/3,095.71
  6. Step 6: Final answer
    x = 1,870.14

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Double scale
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1.5x scale

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.