Home / 6,920.04-10,365.60-3,225.48

Finding the Fourth Proportional to 6,920.04, 10,365.60 and 3,225.48

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Solution

The fourth proportional to 6,920.04, 10,365.60 and 3,225.48 is: 4,831.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,920.04 : 10,365.60 = 3,225.48 : x
  2. Step 2: Convert to fraction form
    6,920.04/10,365.60 = 3,225.48/x
  3. Step 3: Cross multiply
    6,920.04x = 10,365.60 × 3,225.48
  4. Step 4: Simplify right side
    6,920.04x = 33,434,035.49
  5. Step 5: Solve for x
    x = 33,434,035.49/6,920.04
  6. Step 6: Final answer
    x = 4,831.48

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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.