Home / 7,543.54-10,409.73-4,399.66

Finding the Fourth Proportional to 7,543.54, 10,409.73 and 4,399.66

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Solution

The fourth proportional to 7,543.54, 10,409.73 and 4,399.66 is: 6,071.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,543.54 : 10,409.73 = 4,399.66 : x
  2. Step 2: Convert to fraction form
    7,543.54/10,409.73 = 4,399.66/x
  3. Step 3: Cross multiply
    7,543.54x = 10,409.73 × 4,399.66
  4. Step 4: Simplify right side
    7,543.54x = 45,799,272.69
  5. Step 5: Solve for x
    x = 45,799,272.69/7,543.54
  6. Step 6: Final answer
    x = 6,071.32

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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.