Home / 11,038.36-15,231.56-6,562.20

Finding the Fourth Proportional to 11,038.36, 15,231.56 and 6,562.20

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Solution

The fourth proportional to 11,038.36, 15,231.56 and 6,562.20 is: 9,055.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,038.36 : 15,231.56 = 6,562.20 : x
  2. Step 2: Convert to fraction form
    11,038.36/15,231.56 = 6,562.20/x
  3. Step 3: Cross multiply
    11,038.36x = 15,231.56 × 6,562.20
  4. Step 4: Simplify right side
    11,038.36x = 99,952,543.03
  5. Step 5: Solve for x
    x = 99,952,543.03/11,038.36
  6. Step 6: Final answer
    x = 9,055.02

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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.