Home / 10,467.20-15,674.88-5,840.48

Finding the Fourth Proportional to 10,467.20, 15,674.88 and 5,840.48

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Solution

The fourth proportional to 10,467.20, 15,674.88 and 5,840.48 is: 8,746.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,467.20 : 15,674.88 = 5,840.48 : x
  2. Step 2: Convert to fraction form
    10,467.20/15,674.88 = 5,840.48/x
  3. Step 3: Cross multiply
    10,467.20x = 15,674.88 × 5,840.48
  4. Step 4: Simplify right side
    10,467.20x = 91,548,823.14
  5. Step 5: Solve for x
    x = 91,548,823.14/10,467.20
  6. Step 6: Final answer
    x = 8,746.26

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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.