Home / 9,560.08-13,197.40-7,810.48

Finding the Fourth Proportional to 9,560.08, 13,197.40 and 7,810.48

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Solution

The fourth proportional to 9,560.08, 13,197.40 and 7,810.48 is: 10,782.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,560.08 : 13,197.40 = 7,810.48 : x
  2. Step 2: Convert to fraction form
    9,560.08/13,197.40 = 7,810.48/x
  3. Step 3: Cross multiply
    9,560.08x = 13,197.40 × 7,810.48
  4. Step 4: Simplify right side
    9,560.08x = 103,078,028.75
  5. Step 5: Solve for x
    x = 103,078,028.75/9,560.08
  6. Step 6: Final answer
    x = 10,782.13

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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.