Home / 7,649.55-10,556.80-4,293.43

Finding the Fourth Proportional to 7,649.55, 10,556.80 and 4,293.43

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Solution

The fourth proportional to 7,649.55, 10,556.80 and 4,293.43 is: 5,925.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,649.55 : 10,556.80 = 4,293.43 : x
  2. Step 2: Convert to fraction form
    7,649.55/10,556.80 = 4,293.43/x
  3. Step 3: Cross multiply
    7,649.55x = 10,556.80 × 4,293.43
  4. Step 4: Simplify right side
    7,649.55x = 45,324,881.82
  5. Step 5: Solve for x
    x = 45,324,881.82/7,649.55
  6. Step 6: Final answer
    x = 5,925.17

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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.