Home / 3,116.92-4,303.38-2,407.51

Finding the Fourth Proportional to 3,116.92, 4,303.38 and 2,407.51

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Solution

The fourth proportional to 3,116.92, 4,303.38 and 2,407.51 is: 3,323.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,116.92 : 4,303.38 = 2,407.51 : x
  2. Step 2: Convert to fraction form
    3,116.92/4,303.38 = 2,407.51/x
  3. Step 3: Cross multiply
    3,116.92x = 4,303.38 × 2,407.51
  4. Step 4: Simplify right side
    3,116.92x = 10,360,430.38
  5. Step 5: Solve for x
    x = 10,360,430.38/3,116.92
  6. Step 6: Final answer
    x = 3,323.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.