Home / 7,350.11-10,136.43-4,831.22

Finding the Fourth Proportional to 7,350.11, 10,136.43 and 4,831.22

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Solution

The fourth proportional to 7,350.11, 10,136.43 and 4,831.22 is: 6,662.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,350.11 : 10,136.43 = 4,831.22 : x
  2. Step 2: Convert to fraction form
    7,350.11/10,136.43 = 4,831.22/x
  3. Step 3: Cross multiply
    7,350.11x = 10,136.43 × 4,831.22
  4. Step 4: Simplify right side
    7,350.11x = 48,971,323.34
  5. Step 5: Solve for x
    x = 48,971,323.34/7,350.11
  6. Step 6: Final answer
    x = 6,662.67

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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.