Home / 7,864.77-11,793.63-2,316.17

Finding the Fourth Proportional to 7,864.77, 11,793.63 and 2,316.17

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Solution

The fourth proportional to 7,864.77, 11,793.63 and 2,316.17 is: 3,473.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,864.77 : 11,793.63 = 2,316.17 : x
  2. Step 2: Convert to fraction form
    7,864.77/11,793.63 = 2,316.17/x
  3. Step 3: Cross multiply
    7,864.77x = 11,793.63 × 2,316.17
  4. Step 4: Simplify right side
    7,864.77x = 27,316,037.45
  5. Step 5: Solve for x
    x = 27,316,037.45/7,864.77
  6. Step 6: Final answer
    x = 3,473.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.