Home / 7,360.80-10,146.24-5,443.26

Finding the Fourth Proportional to 7,360.80, 10,146.24 and 5,443.26

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Solution

The fourth proportional to 7,360.80, 10,146.24 and 5,443.26 is: 7,503.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,360.80 : 10,146.24 = 5,443.26 : x
  2. Step 2: Convert to fraction form
    7,360.80/10,146.24 = 5,443.26/x
  3. Step 3: Cross multiply
    7,360.80x = 10,146.24 × 5,443.26
  4. Step 4: Simplify right side
    7,360.80x = 55,228,622.34
  5. Step 5: Solve for x
    x = 55,228,622.34/7,360.80
  6. Step 6: Final answer
    x = 7,503.07

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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.