Home / 7,558.83-10,428.08-5,196.87

Finding the Fourth Proportional to 7,558.83, 10,428.08 and 5,196.87

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Solution

The fourth proportional to 7,558.83, 10,428.08 and 5,196.87 is: 7,169.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,558.83 : 10,428.08 = 5,196.87 : x
  2. Step 2: Convert to fraction form
    7,558.83/10,428.08 = 5,196.87/x
  3. Step 3: Cross multiply
    7,558.83x = 10,428.08 × 5,196.87
  4. Step 4: Simplify right side
    7,558.83x = 54,193,350.13
  5. Step 5: Solve for x
    x = 54,193,350.13/7,558.83
  6. Step 6: Final answer
    x = 7,169.54

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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.