Home / 8,467.21-11,680.86-5,484.04

Finding the Fourth Proportional to 8,467.21, 11,680.86 and 5,484.04

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Solution

The fourth proportional to 8,467.21, 11,680.86 and 5,484.04 is: 7,565.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,467.21 : 11,680.86 = 5,484.04 : x
  2. Step 2: Convert to fraction form
    8,467.21/11,680.86 = 5,484.04/x
  3. Step 3: Cross multiply
    8,467.21x = 11,680.86 × 5,484.04
  4. Step 4: Simplify right side
    8,467.21x = 64,058,303.47
  5. Step 5: Solve for x
    x = 64,058,303.47/8,467.21
  6. Step 6: Final answer
    x = 7,565.46

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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.