Home / 7,744.18-10,686.96-4,207.37

Finding the Fourth Proportional to 7,744.18, 10,686.96 and 4,207.37

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Solution

The fourth proportional to 7,744.18, 10,686.96 and 4,207.37 is: 5,806.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,744.18 : 10,686.96 = 4,207.37 : x
  2. Step 2: Convert to fraction form
    7,744.18/10,686.96 = 4,207.37/x
  3. Step 3: Cross multiply
    7,744.18x = 10,686.96 × 4,207.37
  4. Step 4: Simplify right side
    7,744.18x = 44,963,994.90
  5. Step 5: Solve for x
    x = 44,963,994.90/7,744.18
  6. Step 6: Final answer
    x = 5,806.17

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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.