Home / 5,299.48-7,316.58-4,102.30

Finding the Fourth Proportional to 5,299.48, 7,316.58 and 4,102.30

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Solution

The fourth proportional to 5,299.48, 7,316.58 and 4,102.30 is: 5,663.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,299.48 : 7,316.58 = 4,102.30 : x
  2. Step 2: Convert to fraction form
    5,299.48/7,316.58 = 4,102.30/x
  3. Step 3: Cross multiply
    5,299.48x = 7,316.58 × 4,102.30
  4. Step 4: Simplify right side
    5,299.48x = 30,014,806.13
  5. Step 5: Solve for x
    x = 30,014,806.13/5,299.48
  6. Step 6: Final answer
    x = 5,663.73

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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.