Home / 1,875.11-2,587.74-1,035.86

Finding the Fourth Proportional to 1,875.11, 2,587.74 and 1,035.86

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Solution

The fourth proportional to 1,875.11, 2,587.74 and 1,035.86 is: 1,429.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,875.11 : 2,587.74 = 1,035.86 : x
  2. Step 2: Convert to fraction form
    1,875.11/2,587.74 = 1,035.86/x
  3. Step 3: Cross multiply
    1,875.11x = 2,587.74 × 1,035.86
  4. Step 4: Simplify right side
    1,875.11x = 2,680,536.36
  5. Step 5: Solve for x
    x = 2,680,536.36/1,875.11
  6. Step 6: Final answer
    x = 1,429.54

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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.