Home / 9,355.90-12,905.73-5,997.52

Finding the Fourth Proportional to 9,355.90, 12,905.73 and 5,997.52

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Solution

The fourth proportional to 9,355.90, 12,905.73 and 5,997.52 is: 8,273.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,355.90 : 12,905.73 = 5,997.52 : x
  2. Step 2: Convert to fraction form
    9,355.90/12,905.73 = 5,997.52/x
  3. Step 3: Cross multiply
    9,355.90x = 12,905.73 × 5,997.52
  4. Step 4: Simplify right side
    9,355.90x = 77,402,373.79
  5. Step 5: Solve for x
    x = 77,402,373.79/9,355.90
  6. Step 6: Final answer
    x = 8,273.11

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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.