Home / 7,318.91-10,097.70-4,667.18

Finding the Fourth Proportional to 7,318.91, 10,097.70 and 4,667.18

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Solution

The fourth proportional to 7,318.91, 10,097.70 and 4,667.18 is: 6,439.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,318.91 : 10,097.70 = 4,667.18 : x
  2. Step 2: Convert to fraction form
    7,318.91/10,097.70 = 4,667.18/x
  3. Step 3: Cross multiply
    7,318.91x = 10,097.70 × 4,667.18
  4. Step 4: Simplify right side
    7,318.91x = 47,127,733.00
  5. Step 5: Solve for x
    x = 47,127,733.00/7,318.91
  6. Step 6: Final answer
    x = 6,439.18

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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.