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Finding the Fourth Proportional to 4,372.00, 6,590.95 and 4,090.12

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Solution

The fourth proportional to 4,372.00, 6,590.95 and 4,090.12 is: 6,166.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,372.00 : 6,590.95 = 4,090.12 : x
  2. Step 2: Convert to fraction form
    4,372.00/6,590.95 = 4,090.12/x
  3. Step 3: Cross multiply
    4,372.00x = 6,590.95 × 4,090.12
  4. Step 4: Simplify right side
    4,372.00x = 26,957,749.71
  5. Step 5: Solve for x
    x = 26,957,749.71/4,372.00
  6. Step 6: Final answer
    x = 6,166.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.