Home / 6,316.64-9,477.68-2,621.52

Finding the Fourth Proportional to 6,316.64, 9,477.68 and 2,621.52

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Solution

The fourth proportional to 6,316.64, 9,477.68 and 2,621.52 is: 3,933.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,316.64 : 9,477.68 = 2,621.52 : x
  2. Step 2: Convert to fraction form
    6,316.64/9,477.68 = 2,621.52/x
  3. Step 3: Cross multiply
    6,316.64x = 9,477.68 × 2,621.52
  4. Step 4: Simplify right side
    6,316.64x = 24,845,927.67
  5. Step 5: Solve for x
    x = 24,845,927.67/6,316.64
  6. Step 6: Final answer
    x = 3,933.41

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.