Home / 6,746.86-10,121.66-2,587.01

Finding the Fourth Proportional to 6,746.86, 10,121.66 and 2,587.01

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Solution

The fourth proportional to 6,746.86, 10,121.66 and 2,587.01 is: 3,881.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,746.86 : 10,121.66 = 2,587.01 : x
  2. Step 2: Convert to fraction form
    6,746.86/10,121.66 = 2,587.01/x
  3. Step 3: Cross multiply
    6,746.86x = 10,121.66 × 2,587.01
  4. Step 4: Simplify right side
    6,746.86x = 26,184,781.79
  5. Step 5: Solve for x
    x = 26,184,781.79/6,746.86
  6. Step 6: Final answer
    x = 3,881.03

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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.