Home / 7,756.47-10,705.82-4,401.24

Finding the Fourth Proportional to 7,756.47, 10,705.82 and 4,401.24

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Solution

The fourth proportional to 7,756.47, 10,705.82 and 4,401.24 is: 6,074.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,756.47 : 10,705.82 = 4,401.24 : x
  2. Step 2: Convert to fraction form
    7,756.47/10,705.82 = 4,401.24/x
  3. Step 3: Cross multiply
    7,756.47x = 10,705.82 × 4,401.24
  4. Step 4: Simplify right side
    7,756.47x = 47,118,883.22
  5. Step 5: Solve for x
    x = 47,118,883.22/7,756.47
  6. Step 6: Final answer
    x = 6,074.78

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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.