Home / 10,467.08-15,706.74-3,897.92

Finding the Fourth Proportional to 10,467.08, 15,706.74 and 3,897.92

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Solution

The fourth proportional to 10,467.08, 15,706.74 and 3,897.92 is: 5,849.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,467.08 : 15,706.74 = 3,897.92 : x
  2. Step 2: Convert to fraction form
    10,467.08/15,706.74 = 3,897.92/x
  3. Step 3: Cross multiply
    10,467.08x = 15,706.74 × 3,897.92
  4. Step 4: Simplify right side
    10,467.08x = 61,223,615.98
  5. Step 5: Solve for x
    x = 61,223,615.98/10,467.08
  6. Step 6: Final answer
    x = 5,849.16

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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.