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Finding the Fourth Proportional to 4,445.82, 6,666.50 and 1,483.22

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Solution

The fourth proportional to 4,445.82, 6,666.50 and 1,483.22 is: 2,224.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,445.82 : 6,666.50 = 1,483.22 : x
  2. Step 2: Convert to fraction form
    4,445.82/6,666.50 = 1,483.22/x
  3. Step 3: Cross multiply
    4,445.82x = 6,666.50 × 1,483.22
  4. Step 4: Simplify right side
    4,445.82x = 9,887,886.13
  5. Step 5: Solve for x
    x = 9,887,886.13/4,445.82
  6. Step 6: Final answer
    x = 2,224.09

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Double scale
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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.