Home / 9,485.39-14,237.81-6,221.90

Finding the Fourth Proportional to 9,485.39, 14,237.81 and 6,221.90

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Solution

The fourth proportional to 9,485.39, 14,237.81 and 6,221.90 is: 9,339.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,485.39 : 14,237.81 = 6,221.90 : x
  2. Step 2: Convert to fraction form
    9,485.39/14,237.81 = 6,221.90/x
  3. Step 3: Cross multiply
    9,485.39x = 14,237.81 × 6,221.90
  4. Step 4: Simplify right side
    9,485.39x = 88,586,127.74
  5. Step 5: Solve for x
    x = 88,586,127.74/9,485.39
  6. Step 6: Final answer
    x = 9,339.22

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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.