Home / 9,425.90-13,006.77-5,448.30

Finding the Fourth Proportional to 9,425.90, 13,006.77 and 5,448.30

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Solution

The fourth proportional to 9,425.90, 13,006.77 and 5,448.30 is: 7,518.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,425.90 : 13,006.77 = 5,448.30 : x
  2. Step 2: Convert to fraction form
    9,425.90/13,006.77 = 5,448.30/x
  3. Step 3: Cross multiply
    9,425.90x = 13,006.77 × 5,448.30
  4. Step 4: Simplify right side
    9,425.90x = 70,864,784.99
  5. Step 5: Solve for x
    x = 70,864,784.99/9,425.90
  6. Step 6: Final answer
    x = 7,518.10

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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.