Home / 9,810.26-13,539.39-6,272.18

Finding the Fourth Proportional to 9,810.26, 13,539.39 and 6,272.18

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Solution

The fourth proportional to 9,810.26, 13,539.39 and 6,272.18 is: 8,656.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,810.26 : 13,539.39 = 6,272.18 : x
  2. Step 2: Convert to fraction form
    9,810.26/13,539.39 = 6,272.18/x
  3. Step 3: Cross multiply
    9,810.26x = 13,539.39 × 6,272.18
  4. Step 4: Simplify right side
    9,810.26x = 84,921,491.17
  5. Step 5: Solve for x
    x = 84,921,491.17/9,810.26
  6. Step 6: Final answer
    x = 8,656.40

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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.