Home / 4,077.16-6,116.80-1,887.46

Finding the Fourth Proportional to 4,077.16, 6,116.80 and 1,887.46

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Solution

The fourth proportional to 4,077.16, 6,116.80 and 1,887.46 is: 2,831.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,077.16 : 6,116.80 = 1,887.46 : x
  2. Step 2: Convert to fraction form
    4,077.16/6,116.80 = 1,887.46/x
  3. Step 3: Cross multiply
    4,077.16x = 6,116.80 × 1,887.46
  4. Step 4: Simplify right side
    4,077.16x = 11,545,215.33
  5. Step 5: Solve for x
    x = 11,545,215.33/4,077.16
  6. Step 6: Final answer
    x = 2,831.68

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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.