Home / 7,384.49-10,189.40-4,399.24

Finding the Fourth Proportional to 7,384.49, 10,189.40 and 4,399.24

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Solution

The fourth proportional to 7,384.49, 10,189.40 and 4,399.24 is: 6,070.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,384.49 : 10,189.40 = 4,399.24 : x
  2. Step 2: Convert to fraction form
    7,384.49/10,189.40 = 4,399.24/x
  3. Step 3: Cross multiply
    7,384.49x = 10,189.40 × 4,399.24
  4. Step 4: Simplify right side
    7,384.49x = 44,825,616.06
  5. Step 5: Solve for x
    x = 44,825,616.06/7,384.49
  6. Step 6: Final answer
    x = 6,070.24

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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.