Home / 11,256.02-15,535.02-6,719.21

Finding the Fourth Proportional to 11,256.02, 15,535.02 and 6,719.21

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Solution

The fourth proportional to 11,256.02, 15,535.02 and 6,719.21 is: 9,273.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,256.02 : 15,535.02 = 6,719.21 : x
  2. Step 2: Convert to fraction form
    11,256.02/15,535.02 = 6,719.21/x
  3. Step 3: Cross multiply
    11,256.02x = 15,535.02 × 6,719.21
  4. Step 4: Simplify right side
    11,256.02x = 104,382,984.06
  5. Step 5: Solve for x
    x = 104,382,984.06/11,256.02
  6. Step 6: Final answer
    x = 9,273.53

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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.