Home / 8,744.93-12,066.05-5,207.45

Finding the Fourth Proportional to 8,744.93, 12,066.05 and 5,207.45

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Solution

The fourth proportional to 8,744.93, 12,066.05 and 5,207.45 is: 7,185.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,744.93 : 12,066.05 = 5,207.45 : x
  2. Step 2: Convert to fraction form
    8,744.93/12,066.05 = 5,207.45/x
  3. Step 3: Cross multiply
    8,744.93x = 12,066.05 × 5,207.45
  4. Step 4: Simplify right side
    8,744.93x = 62,833,352.07
  5. Step 5: Solve for x
    x = 62,833,352.07/8,744.93
  6. Step 6: Final answer
    x = 7,185.12

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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.