Home / 9,203.02-12,699.78-5,224.05

Finding the Fourth Proportional to 9,203.02, 12,699.78 and 5,224.05

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Solution

The fourth proportional to 9,203.02, 12,699.78 and 5,224.05 is: 7,208.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,203.02 : 12,699.78 = 5,224.05 : x
  2. Step 2: Convert to fraction form
    9,203.02/12,699.78 = 5,224.05/x
  3. Step 3: Cross multiply
    9,203.02x = 12,699.78 × 5,224.05
  4. Step 4: Simplify right side
    9,203.02x = 66,344,285.71
  5. Step 5: Solve for x
    x = 66,344,285.71/9,203.02
  6. Step 6: Final answer
    x = 7,208.97

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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.