Home / 8,948.09-13,417.58-3,397.21

Finding the Fourth Proportional to 8,948.09, 13,417.58 and 3,397.21

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Solution

The fourth proportional to 8,948.09, 13,417.58 and 3,397.21 is: 5,094.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,948.09 : 13,417.58 = 3,397.21 : x
  2. Step 2: Convert to fraction form
    8,948.09/13,417.58 = 3,397.21/x
  3. Step 3: Cross multiply
    8,948.09x = 13,417.58 × 3,397.21
  4. Step 4: Simplify right side
    8,948.09x = 45,582,336.95
  5. Step 5: Solve for x
    x = 45,582,336.95/8,948.09
  6. Step 6: Final answer
    x = 5,094.09

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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.