Home / 9,650.25-13,319.19-5,458.50

Finding the Fourth Proportional to 9,650.25, 13,319.19 and 5,458.50

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Solution

The fourth proportional to 9,650.25, 13,319.19 and 5,458.50 is: 7,533.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,650.25 : 13,319.19 = 5,458.50 : x
  2. Step 2: Convert to fraction form
    9,650.25/13,319.19 = 5,458.50/x
  3. Step 3: Cross multiply
    9,650.25x = 13,319.19 × 5,458.50
  4. Step 4: Simplify right side
    9,650.25x = 72,702,798.62
  5. Step 5: Solve for x
    x = 72,702,798.62/9,650.25
  6. Step 6: Final answer
    x = 7,533.77

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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.