Home / 9,209.48-13,810.77-2,971.10

Finding the Fourth Proportional to 9,209.48, 13,810.77 and 2,971.10

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Solution

The fourth proportional to 9,209.48, 13,810.77 and 2,971.10 is: 4,455.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,209.48 : 13,810.77 = 2,971.10 : x
  2. Step 2: Convert to fraction form
    9,209.48/13,810.77 = 2,971.10/x
  3. Step 3: Cross multiply
    9,209.48x = 13,810.77 × 2,971.10
  4. Step 4: Simplify right side
    9,209.48x = 41,033,178.75
  5. Step 5: Solve for x
    x = 41,033,178.75/9,209.48
  6. Step 6: Final answer
    x = 4,455.54

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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.