Home / 10,338.48-14,267.52-6,147.36

Finding the Fourth Proportional to 10,338.48, 14,267.52 and 6,147.36

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Solution

The fourth proportional to 10,338.48, 14,267.52 and 6,147.36 is: 8,483.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,338.48 : 14,267.52 = 6,147.36 : x
  2. Step 2: Convert to fraction form
    10,338.48/14,267.52 = 6,147.36/x
  3. Step 3: Cross multiply
    10,338.48x = 14,267.52 × 6,147.36
  4. Step 4: Simplify right side
    10,338.48x = 87,707,581.75
  5. Step 5: Solve for x
    x = 87,707,581.75/10,338.48
  6. Step 6: Final answer
    x = 8,483.61

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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.