Home / 7,759.04-10,707.32-4,222.17

Finding the Fourth Proportional to 7,759.04, 10,707.32 and 4,222.17

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Solution

The fourth proportional to 7,759.04, 10,707.32 and 4,222.17 is: 5,826.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,759.04 : 10,707.32 = 4,222.17 : x
  2. Step 2: Convert to fraction form
    7,759.04/10,707.32 = 4,222.17/x
  3. Step 3: Cross multiply
    7,759.04x = 10,707.32 × 4,222.17
  4. Step 4: Simplify right side
    7,759.04x = 45,208,135.84
  5. Step 5: Solve for x
    x = 45,208,135.84/7,759.04
  6. Step 6: Final answer
    x = 5,826.52

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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.