Home / 10,233.36-15,337.44-4,678.80

Finding the Fourth Proportional to 10,233.36, 15,337.44 and 4,678.80

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Solution

The fourth proportional to 10,233.36, 15,337.44 and 4,678.80 is: 7,012.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,233.36 : 15,337.44 = 4,678.80 : x
  2. Step 2: Convert to fraction form
    10,233.36/15,337.44 = 4,678.80/x
  3. Step 3: Cross multiply
    10,233.36x = 15,337.44 × 4,678.80
  4. Step 4: Simplify right side
    10,233.36x = 71,760,814.27
  5. Step 5: Solve for x
    x = 71,760,814.27/10,233.36
  6. Step 6: Final answer
    x = 7,012.44

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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.