Home / 8,297.16-12,445.33-3,102.63

Finding the Fourth Proportional to 8,297.16, 12,445.33 and 3,102.63

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Solution

The fourth proportional to 8,297.16, 12,445.33 and 3,102.63 is: 4,653.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,297.16 : 12,445.33 = 3,102.63 : x
  2. Step 2: Convert to fraction form
    8,297.16/12,445.33 = 3,102.63/x
  3. Step 3: Cross multiply
    8,297.16x = 12,445.33 × 3,102.63
  4. Step 4: Simplify right side
    8,297.16x = 38,613,254.22
  5. Step 5: Solve for x
    x = 38,613,254.22/8,297.16
  6. Step 6: Final answer
    x = 4,653.79

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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.