Home / 12,566.94-17,337.51-8,090.07

Finding the Fourth Proportional to 12,566.94, 17,337.51 and 8,090.07

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Solution

The fourth proportional to 12,566.94, 17,337.51 and 8,090.07 is: 11,161.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,566.94 : 17,337.51 = 8,090.07 : x
  2. Step 2: Convert to fraction form
    12,566.94/17,337.51 = 8,090.07/x
  3. Step 3: Cross multiply
    12,566.94x = 17,337.51 × 8,090.07
  4. Step 4: Simplify right side
    12,566.94x = 140,261,669.53
  5. Step 5: Solve for x
    x = 140,261,669.53/12,566.94
  6. Step 6: Final answer
    x = 11,161.16

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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.