Home / 7,409.03-10,215.38-6,359.27

Finding the Fourth Proportional to 7,409.03, 10,215.38 and 6,359.27

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Solution

The fourth proportional to 7,409.03, 10,215.38 and 6,359.27 is: 8,768.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,409.03 : 10,215.38 = 6,359.27 : x
  2. Step 2: Convert to fraction form
    7,409.03/10,215.38 = 6,359.27/x
  3. Step 3: Cross multiply
    7,409.03x = 10,215.38 × 6,359.27
  4. Step 4: Simplify right side
    7,409.03x = 64,962,324.39
  5. Step 5: Solve for x
    x = 64,962,324.39/7,409.03
  6. Step 6: Final answer
    x = 8,768.00

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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.