Home / 12,038.49-16,613.51-6,733.31

Finding the Fourth Proportional to 12,038.49, 16,613.51 and 6,733.31

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Solution

The fourth proportional to 12,038.49, 16,613.51 and 6,733.31 is: 9,292.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,038.49 : 16,613.51 = 6,733.31 : x
  2. Step 2: Convert to fraction form
    12,038.49/16,613.51 = 6,733.31/x
  3. Step 3: Cross multiply
    12,038.49x = 16,613.51 × 6,733.31
  4. Step 4: Simplify right side
    12,038.49x = 111,863,796.28
  5. Step 5: Solve for x
    x = 111,863,796.28/12,038.49
  6. Step 6: Final answer
    x = 9,292.18

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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.