Home / 7,343.28-11,018.18-2,969.28

Finding the Fourth Proportional to 7,343.28, 11,018.18 and 2,969.28

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Solution

The fourth proportional to 7,343.28, 11,018.18 and 2,969.28 is: 4,455.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,343.28 : 11,018.18 = 2,969.28 : x
  2. Step 2: Convert to fraction form
    7,343.28/11,018.18 = 2,969.28/x
  3. Step 3: Cross multiply
    7,343.28x = 11,018.18 × 2,969.28
  4. Step 4: Simplify right side
    7,343.28x = 32,716,061.51
  5. Step 5: Solve for x
    x = 32,716,061.51/7,343.28
  6. Step 6: Final answer
    x = 4,455.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.