Home / 10,800.24-16,187.36-4,948.80

Finding the Fourth Proportional to 10,800.24, 16,187.36 and 4,948.80

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Solution

The fourth proportional to 10,800.24, 16,187.36 and 4,948.80 is: 7,417.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,800.24 : 16,187.36 = 4,948.80 : x
  2. Step 2: Convert to fraction form
    10,800.24/16,187.36 = 4,948.80/x
  3. Step 3: Cross multiply
    10,800.24x = 16,187.36 × 4,948.80
  4. Step 4: Simplify right side
    10,800.24x = 80,108,007.17
  5. Step 5: Solve for x
    x = 80,108,007.17/10,800.24
  6. Step 6: Final answer
    x = 7,417.24

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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.