Home / 4,095.89-6,143.86-1,246.40

Finding the Fourth Proportional to 4,095.89, 6,143.86 and 1,246.40

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Solution

The fourth proportional to 4,095.89, 6,143.86 and 1,246.40 is: 1,869.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,095.89 : 6,143.86 = 1,246.40 : x
  2. Step 2: Convert to fraction form
    4,095.89/6,143.86 = 1,246.40/x
  3. Step 3: Cross multiply
    4,095.89x = 6,143.86 × 1,246.40
  4. Step 4: Simplify right side
    4,095.89x = 7,657,718.18
  5. Step 5: Solve for x
    x = 7,657,718.18/4,095.89
  6. Step 6: Final answer
    x = 1,869.61

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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.