Home / 7,389.24-10,198.47-4,405.27

Finding the Fourth Proportional to 7,389.24, 10,198.47 and 4,405.27

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Solution

The fourth proportional to 7,389.24, 10,198.47 and 4,405.27 is: 6,080.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,389.24 : 10,198.47 = 4,405.27 : x
  2. Step 2: Convert to fraction form
    7,389.24/10,198.47 = 4,405.27/x
  3. Step 3: Cross multiply
    7,389.24x = 10,198.47 × 4,405.27
  4. Step 4: Simplify right side
    7,389.24x = 44,927,013.94
  5. Step 5: Solve for x
    x = 44,927,013.94/7,389.24
  6. Step 6: Final answer
    x = 6,080.06

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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.