Home / 11,534.30-15,918.51-7,061.01

Finding the Fourth Proportional to 11,534.30, 15,918.51 and 7,061.01

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Solution

The fourth proportional to 11,534.30, 15,918.51 and 7,061.01 is: 9,744.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,534.30 : 15,918.51 = 7,061.01 : x
  2. Step 2: Convert to fraction form
    11,534.30/15,918.51 = 7,061.01/x
  3. Step 3: Cross multiply
    11,534.30x = 15,918.51 × 7,061.01
  4. Step 4: Simplify right side
    11,534.30x = 112,400,685.36
  5. Step 5: Solve for x
    x = 112,400,685.36/11,534.30
  6. Step 6: Final answer
    x = 9,744.91

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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.