Home / 7,864.87-10,852.85-4,634.17

Finding the Fourth Proportional to 7,864.87, 10,852.85 and 4,634.17

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Solution

The fourth proportional to 7,864.87, 10,852.85 and 4,634.17 is: 6,394.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,864.87 : 10,852.85 = 4,634.17 : x
  2. Step 2: Convert to fraction form
    7,864.87/10,852.85 = 4,634.17/x
  3. Step 3: Cross multiply
    7,864.87x = 10,852.85 × 4,634.17
  4. Step 4: Simplify right side
    7,864.87x = 50,293,897.62
  5. Step 5: Solve for x
    x = 50,293,897.62/7,864.87
  6. Step 6: Final answer
    x = 6,394.76

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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.