Home / 8,637.23-11,919.42-5,102.18

Finding the Fourth Proportional to 8,637.23, 11,919.42 and 5,102.18

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Solution

The fourth proportional to 8,637.23, 11,919.42 and 5,102.18 is: 7,041.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,637.23 : 11,919.42 = 5,102.18 : x
  2. Step 2: Convert to fraction form
    8,637.23/11,919.42 = 5,102.18/x
  3. Step 3: Cross multiply
    8,637.23x = 11,919.42 × 5,102.18
  4. Step 4: Simplify right side
    8,637.23x = 60,814,966.74
  5. Step 5: Solve for x
    x = 60,814,966.74/8,637.23
  6. Step 6: Final answer
    x = 7,041.03

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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.