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Finding the Fourth Proportional to 5,494.99, 7,580.99 and 3,607.59

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Solution

The fourth proportional to 5,494.99, 7,580.99 and 3,607.59 is: 4,977.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,494.99 : 7,580.99 = 3,607.59 : x
  2. Step 2: Convert to fraction form
    5,494.99/7,580.99 = 3,607.59/x
  3. Step 3: Cross multiply
    5,494.99x = 7,580.99 × 3,607.59
  4. Step 4: Simplify right side
    5,494.99x = 27,349,098.52
  5. Step 5: Solve for x
    x = 27,349,098.52/5,494.99
  6. Step 6: Final answer
    x = 4,977.10

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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.