Home / 1,887.74-2,831.65-1,060.10

Finding the Fourth Proportional to 1,887.74, 2,831.65 and 1,060.10

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Solution

The fourth proportional to 1,887.74, 2,831.65 and 1,060.10 is: 1,590.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,887.74 : 2,831.65 = 1,060.10 : x
  2. Step 2: Convert to fraction form
    1,887.74/2,831.65 = 1,060.10/x
  3. Step 3: Cross multiply
    1,887.74x = 2,831.65 × 1,060.10
  4. Step 4: Simplify right side
    1,887.74x = 3,001,826.22
  5. Step 5: Solve for x
    x = 3,001,826.22/1,887.74
  6. Step 6: Final answer
    x = 1,590.17

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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.