Home / 7,753.14-10,699.32-4,216.35

Finding the Fourth Proportional to 7,753.14, 10,699.32 and 4,216.35

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Solution

The fourth proportional to 7,753.14, 10,699.32 and 4,216.35 is: 5,818.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,753.14 : 10,699.32 = 4,216.35 : x
  2. Step 2: Convert to fraction form
    7,753.14/10,699.32 = 4,216.35/x
  3. Step 3: Cross multiply
    7,753.14x = 10,699.32 × 4,216.35
  4. Step 4: Simplify right side
    7,753.14x = 45,112,077.88
  5. Step 5: Solve for x
    x = 45,112,077.88/7,753.14
  6. Step 6: Final answer
    x = 5,818.56

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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.