Home / 10,679.30-16,019.26-2,888.18

Finding the Fourth Proportional to 10,679.30, 16,019.26 and 2,888.18

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Solution

The fourth proportional to 10,679.30, 16,019.26 and 2,888.18 is: 4,332.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,679.30 : 16,019.26 = 2,888.18 : x
  2. Step 2: Convert to fraction form
    10,679.30/16,019.26 = 2,888.18/x
  3. Step 3: Cross multiply
    10,679.30x = 16,019.26 × 2,888.18
  4. Step 4: Simplify right side
    10,679.30x = 46,266,506.35
  5. Step 5: Solve for x
    x = 46,266,506.35/10,679.30
  6. Step 6: Final answer
    x = 4,332.35

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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.