Home / 9,534.98-13,159.06-5,287.38

Finding the Fourth Proportional to 9,534.98, 13,159.06 and 5,287.38

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Solution

The fourth proportional to 9,534.98, 13,159.06 and 5,287.38 is: 7,297.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,534.98 : 13,159.06 = 5,287.38 : x
  2. Step 2: Convert to fraction form
    9,534.98/13,159.06 = 5,287.38/x
  3. Step 3: Cross multiply
    9,534.98x = 13,159.06 × 5,287.38
  4. Step 4: Simplify right side
    9,534.98x = 69,576,888.10
  5. Step 5: Solve for x
    x = 69,576,888.10/9,534.98
  6. Step 6: Final answer
    x = 7,297.01

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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.