Home / 9,351.08-12,901.29-5,317.50

Finding the Fourth Proportional to 9,351.08, 12,901.29 and 5,317.50

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Solution

The fourth proportional to 9,351.08, 12,901.29 and 5,317.50 is: 7,336.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,351.08 : 12,901.29 = 5,317.50 : x
  2. Step 2: Convert to fraction form
    9,351.08/12,901.29 = 5,317.50/x
  3. Step 3: Cross multiply
    9,351.08x = 12,901.29 × 5,317.50
  4. Step 4: Simplify right side
    9,351.08x = 68,602,609.58
  5. Step 5: Solve for x
    x = 68,602,609.58/9,351.08
  6. Step 6: Final answer
    x = 7,336.33

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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.