Home / 10,116.39-15,176.84-3,097.39

Finding the Fourth Proportional to 10,116.39, 15,176.84 and 3,097.39

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Solution

The fourth proportional to 10,116.39, 15,176.84 and 3,097.39 is: 4,646.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,116.39 : 15,176.84 = 3,097.39 : x
  2. Step 2: Convert to fraction form
    10,116.39/15,176.84 = 3,097.39/x
  3. Step 3: Cross multiply
    10,116.39x = 15,176.84 × 3,097.39
  4. Step 4: Simplify right side
    10,116.39x = 47,008,554.51
  5. Step 5: Solve for x
    x = 47,008,554.51/10,116.39
  6. Step 6: Final answer
    x = 4,646.77

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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.