Home / 7,904.29-11,856.31-2,357.65

Finding the Fourth Proportional to 7,904.29, 11,856.31 and 2,357.65

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Solution

The fourth proportional to 7,904.29, 11,856.31 and 2,357.65 is: 3,536.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,904.29 : 11,856.31 = 2,357.65 : x
  2. Step 2: Convert to fraction form
    7,904.29/11,856.31 = 2,357.65/x
  3. Step 3: Cross multiply
    7,904.29x = 11,856.31 × 2,357.65
  4. Step 4: Simplify right side
    7,904.29x = 27,953,017.48
  5. Step 5: Solve for x
    x = 27,953,017.48/7,904.29
  6. Step 6: Final answer
    x = 3,536.44

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Double scale
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Similar ratio
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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.