Home / 9,547.28-14,321.32-2,621.68

Finding the Fourth Proportional to 9,547.28, 14,321.32 and 2,621.68

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Solution

The fourth proportional to 9,547.28, 14,321.32 and 2,621.68 is: 3,932.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,547.28 : 14,321.32 = 2,621.68 : x
  2. Step 2: Convert to fraction form
    9,547.28/14,321.32 = 2,621.68/x
  3. Step 3: Cross multiply
    9,547.28x = 14,321.32 × 2,621.68
  4. Step 4: Simplify right side
    9,547.28x = 37,545,918.22
  5. Step 5: Solve for x
    x = 37,545,918.22/9,547.28
  6. Step 6: Final answer
    x = 3,932.63

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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.