Home / 8,322.23-11,484.72-4,545.45

Finding the Fourth Proportional to 8,322.23, 11,484.72 and 4,545.45

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Solution

The fourth proportional to 8,322.23, 11,484.72 and 4,545.45 is: 6,272.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,322.23 : 11,484.72 = 4,545.45 : x
  2. Step 2: Convert to fraction form
    8,322.23/11,484.72 = 4,545.45/x
  3. Step 3: Cross multiply
    8,322.23x = 11,484.72 × 4,545.45
  4. Step 4: Simplify right side
    8,322.23x = 52,203,220.52
  5. Step 5: Solve for x
    x = 52,203,220.52/8,322.23
  6. Step 6: Final answer
    x = 6,272.74

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Half scale
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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.