Home / 12,573.60-17,351.87-6,908.30

Finding the Fourth Proportional to 12,573.60, 17,351.87 and 6,908.30

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Solution

The fourth proportional to 12,573.60, 17,351.87 and 6,908.30 is: 9,533.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,573.60 : 17,351.87 = 6,908.30 : x
  2. Step 2: Convert to fraction form
    12,573.60/17,351.87 = 6,908.30/x
  3. Step 3: Cross multiply
    12,573.60x = 17,351.87 × 6,908.30
  4. Step 4: Simplify right side
    12,573.60x = 119,871,802.22
  5. Step 5: Solve for x
    x = 119,871,802.22/12,573.60
  6. Step 6: Final answer
    x = 9,533.61

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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.