Home / 9,235.70-12,743.57-5,459.48

Finding the Fourth Proportional to 9,235.70, 12,743.57 and 5,459.48

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Solution

The fourth proportional to 9,235.70, 12,743.57 and 5,459.48 is: 7,533.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,235.70 : 12,743.57 = 5,459.48 : x
  2. Step 2: Convert to fraction form
    9,235.70/12,743.57 = 5,459.48/x
  3. Step 3: Cross multiply
    9,235.70x = 12,743.57 × 5,459.48
  4. Step 4: Simplify right side
    9,235.70x = 69,573,174.53
  5. Step 5: Solve for x
    x = 69,573,174.53/9,235.70
  6. Step 6: Final answer
    x = 7,533.07

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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.