Home / 9,837.18-13,575.36-5,360.94

Finding the Fourth Proportional to 9,837.18, 13,575.36 and 5,360.94

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Solution

The fourth proportional to 9,837.18, 13,575.36 and 5,360.94 is: 7,398.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,837.18 : 13,575.36 = 5,360.94 : x
  2. Step 2: Convert to fraction form
    9,837.18/13,575.36 = 5,360.94/x
  3. Step 3: Cross multiply
    9,837.18x = 13,575.36 × 5,360.94
  4. Step 4: Simplify right side
    9,837.18x = 72,776,690.44
  5. Step 5: Solve for x
    x = 72,776,690.44/9,837.18
  6. Step 6: Final answer
    x = 7,398.13

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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.