Home / 11,527.02-15,907.48-6,811.28

Finding the Fourth Proportional to 11,527.02, 15,907.48 and 6,811.28

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Solution

The fourth proportional to 11,527.02, 15,907.48 and 6,811.28 is: 9,399.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,527.02 : 15,907.48 = 6,811.28 : x
  2. Step 2: Convert to fraction form
    11,527.02/15,907.48 = 6,811.28/x
  3. Step 3: Cross multiply
    11,527.02x = 15,907.48 × 6,811.28
  4. Step 4: Simplify right side
    11,527.02x = 108,350,300.37
  5. Step 5: Solve for x
    x = 108,350,300.37/11,527.02
  6. Step 6: Final answer
    x = 9,399.68

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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.