Home / 9,621.64-14,411.40-5,717.44

Finding the Fourth Proportional to 9,621.64, 14,411.40 and 5,717.44

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Solution

The fourth proportional to 9,621.64, 14,411.40 and 5,717.44 is: 8,563.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,621.64 : 14,411.40 = 5,717.44 : x
  2. Step 2: Convert to fraction form
    9,621.64/14,411.40 = 5,717.44/x
  3. Step 3: Cross multiply
    9,621.64x = 14,411.40 × 5,717.44
  4. Step 4: Simplify right side
    9,621.64x = 82,396,314.82
  5. Step 5: Solve for x
    x = 82,396,314.82/9,621.64
  6. Step 6: Final answer
    x = 8,563.65

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1.5x scale

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.