Home / 7,419.04-10,238.56-4,061.64

Finding the Fourth Proportional to 7,419.04, 10,238.56 and 4,061.64

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Solution

The fourth proportional to 7,419.04, 10,238.56 and 4,061.64 is: 5,605.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,419.04 : 10,238.56 = 4,061.64 : x
  2. Step 2: Convert to fraction form
    7,419.04/10,238.56 = 4,061.64/x
  3. Step 3: Cross multiply
    7,419.04x = 10,238.56 × 4,061.64
  4. Step 4: Simplify right side
    7,419.04x = 41,585,344.84
  5. Step 5: Solve for x
    x = 41,585,344.84/7,419.04
  6. Step 6: Final answer
    x = 5,605.22

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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.