Home / 10,894.48-15,033.67-6,417.37

Finding the Fourth Proportional to 10,894.48, 15,033.67 and 6,417.37

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Solution

The fourth proportional to 10,894.48, 15,033.67 and 6,417.37 is: 8,855.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,894.48 : 15,033.67 = 6,417.37 : x
  2. Step 2: Convert to fraction form
    10,894.48/15,033.67 = 6,417.37/x
  3. Step 3: Cross multiply
    10,894.48x = 15,033.67 × 6,417.37
  4. Step 4: Simplify right side
    10,894.48x = 96,476,622.85
  5. Step 5: Solve for x
    x = 96,476,622.85/10,894.48
  6. Step 6: Final answer
    x = 8,855.55

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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.