Home / 4,642.44-6,409.47-3,225.67

Finding the Fourth Proportional to 4,642.44, 6,409.47 and 3,225.67

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Solution

The fourth proportional to 4,642.44, 6,409.47 and 3,225.67 is: 4,453.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,642.44 : 6,409.47 = 3,225.67 : x
  2. Step 2: Convert to fraction form
    4,642.44/6,409.47 = 3,225.67/x
  3. Step 3: Cross multiply
    4,642.44x = 6,409.47 × 3,225.67
  4. Step 4: Simplify right side
    4,642.44x = 20,674,831.17
  5. Step 5: Solve for x
    x = 20,674,831.17/4,642.44
  6. Step 6: Final answer
    x = 4,453.44

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Half scale
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Double scale
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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.