Home / 10,948.80-16,426.70-3,924.08

Finding the Fourth Proportional to 10,948.80, 16,426.70 and 3,924.08

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Solution

The fourth proportional to 10,948.80, 16,426.70 and 3,924.08 is: 5,887.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,948.80 : 16,426.70 = 3,924.08 : x
  2. Step 2: Convert to fraction form
    10,948.80/16,426.70 = 3,924.08/x
  3. Step 3: Cross multiply
    10,948.80x = 16,426.70 × 3,924.08
  4. Step 4: Simplify right side
    10,948.80x = 64,459,684.94
  5. Step 5: Solve for x
    x = 64,459,684.94/10,948.80
  6. Step 6: Final answer
    x = 5,887.37

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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.