Home / 7,396.30-10,206.74-4,039.22

Finding the Fourth Proportional to 7,396.30, 10,206.74 and 4,039.22

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Solution

The fourth proportional to 7,396.30, 10,206.74 and 4,039.22 is: 5,574.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,396.30 : 10,206.74 = 4,039.22 : x
  2. Step 2: Convert to fraction form
    7,396.30/10,206.74 = 4,039.22/x
  3. Step 3: Cross multiply
    7,396.30x = 10,206.74 × 4,039.22
  4. Step 4: Simplify right side
    7,396.30x = 41,227,268.34
  5. Step 5: Solve for x
    x = 41,227,268.34/7,396.30
  6. Step 6: Final answer
    x = 5,574.04

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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.