Home / 5,459.52-7,533.60-3,690.72

Finding the Fourth Proportional to 5,459.52, 7,533.60 and 3,690.72

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Solution

The fourth proportional to 5,459.52, 7,533.60 and 3,690.72 is: 5,092.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,459.52 : 7,533.60 = 3,690.72 : x
  2. Step 2: Convert to fraction form
    5,459.52/7,533.60 = 3,690.72/x
  3. Step 3: Cross multiply
    5,459.52x = 7,533.60 × 3,690.72
  4. Step 4: Simplify right side
    5,459.52x = 27,804,408.19
  5. Step 5: Solve for x
    x = 27,804,408.19/5,459.52
  6. Step 6: Final answer
    x = 5,092.83

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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.