Home / 4,246.77-6,370.45-1,126.74

Finding the Fourth Proportional to 4,246.77, 6,370.45 and 1,126.74

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Solution

The fourth proportional to 4,246.77, 6,370.45 and 1,126.74 is: 1,690.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,246.77 : 6,370.45 = 1,126.74 : x
  2. Step 2: Convert to fraction form
    4,246.77/6,370.45 = 1,126.74/x
  3. Step 3: Cross multiply
    4,246.77x = 6,370.45 × 1,126.74
  4. Step 4: Simplify right side
    4,246.77x = 7,177,835.20
  5. Step 5: Solve for x
    x = 7,177,835.20/4,246.77
  6. Step 6: Final answer
    x = 1,690.19

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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.