Home / 10,306.36-14,223.66-5,830.90

Finding the Fourth Proportional to 10,306.36, 14,223.66 and 5,830.90

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Solution

The fourth proportional to 10,306.36, 14,223.66 and 5,830.90 is: 8,047.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,306.36 : 14,223.66 = 5,830.90 : x
  2. Step 2: Convert to fraction form
    10,306.36/14,223.66 = 5,830.90/x
  3. Step 3: Cross multiply
    10,306.36x = 14,223.66 × 5,830.90
  4. Step 4: Simplify right side
    10,306.36x = 82,936,739.09
  5. Step 5: Solve for x
    x = 82,936,739.09/10,306.36
  6. Step 6: Final answer
    x = 8,047.14

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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.