Home / 7,051.29-9,730.94-3,864.65

Finding the Fourth Proportional to 7,051.29, 9,730.94 and 3,864.65

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Solution

The fourth proportional to 7,051.29, 9,730.94 and 3,864.65 is: 5,333.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,051.29 : 9,730.94 = 3,864.65 : x
  2. Step 2: Convert to fraction form
    7,051.29/9,730.94 = 3,864.65/x
  3. Step 3: Cross multiply
    7,051.29x = 9,730.94 × 3,864.65
  4. Step 4: Simplify right side
    7,051.29x = 37,606,609.29
  5. Step 5: Solve for x
    x = 37,606,609.29/7,051.29
  6. Step 6: Final answer
    x = 5,333.30

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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.