Home / 9,556.87-13,188.02-5,308.20

Finding the Fourth Proportional to 9,556.87, 13,188.02 and 5,308.20

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Solution

The fourth proportional to 9,556.87, 13,188.02 and 5,308.20 is: 7,325.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,556.87 : 13,188.02 = 5,308.20 : x
  2. Step 2: Convert to fraction form
    9,556.87/13,188.02 = 5,308.20/x
  3. Step 3: Cross multiply
    9,556.87x = 13,188.02 × 5,308.20
  4. Step 4: Simplify right side
    9,556.87x = 70,004,666.01
  5. Step 5: Solve for x
    x = 70,004,666.01/9,556.87
  6. Step 6: Final answer
    x = 7,325.06

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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.