Home / 6,888.48-10,329.66-1,956.98

Finding the Fourth Proportional to 6,888.48, 10,329.66 and 1,956.98

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Solution

The fourth proportional to 6,888.48, 10,329.66 and 1,956.98 is: 2,934.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,888.48 : 10,329.66 = 1,956.98 : x
  2. Step 2: Convert to fraction form
    6,888.48/10,329.66 = 1,956.98/x
  3. Step 3: Cross multiply
    6,888.48x = 10,329.66 × 1,956.98
  4. Step 4: Simplify right side
    6,888.48x = 20,214,938.03
  5. Step 5: Solve for x
    x = 20,214,938.03/6,888.48
  6. Step 6: Final answer
    x = 2,934.60

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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.