Home / 9,469.02-13,090.87-7,107.06

Finding the Fourth Proportional to 9,469.02, 13,090.87 and 7,107.06

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Solution

The fourth proportional to 9,469.02, 13,090.87 and 7,107.06 is: 9,825.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,469.02 : 13,090.87 = 7,107.06 : x
  2. Step 2: Convert to fraction form
    9,469.02/13,090.87 = 7,107.06/x
  3. Step 3: Cross multiply
    9,469.02x = 13,090.87 × 7,107.06
  4. Step 4: Simplify right side
    9,469.02x = 93,037,563.01
  5. Step 5: Solve for x
    x = 93,037,563.01/9,469.02
  6. Step 6: Final answer
    x = 9,825.47

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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.