Home / 7,869.96-10,860.84-4,333.08

Finding the Fourth Proportional to 7,869.96, 10,860.84 and 4,333.08

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Solution

The fourth proportional to 7,869.96, 10,860.84 and 4,333.08 is: 5,979.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,869.96 : 10,860.84 = 4,333.08 : x
  2. Step 2: Convert to fraction form
    7,869.96/10,860.84 = 4,333.08/x
  3. Step 3: Cross multiply
    7,869.96x = 10,860.84 × 4,333.08
  4. Step 4: Simplify right side
    7,869.96x = 47,060,888.59
  5. Step 5: Solve for x
    x = 47,060,888.59/7,869.96
  6. Step 6: Final answer
    x = 5,979.81

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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.