Home / 9,317.13-13,959.29-8,300.18

Finding the Fourth Proportional to 9,317.13, 13,959.29 and 8,300.18

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Solution

The fourth proportional to 9,317.13, 13,959.29 and 8,300.18 is: 12,435.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,317.13 : 13,959.29 = 8,300.18 : x
  2. Step 2: Convert to fraction form
    9,317.13/13,959.29 = 8,300.18/x
  3. Step 3: Cross multiply
    9,317.13x = 13,959.29 × 8,300.18
  4. Step 4: Simplify right side
    9,317.13x = 115,864,508.37
  5. Step 5: Solve for x
    x = 115,864,508.37/9,317.13
  6. Step 6: Final answer
    x = 12,435.64

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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.