Home / 7,581.85-10,463.73-4,225.21

Finding the Fourth Proportional to 7,581.85, 10,463.73 and 4,225.21

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Solution

The fourth proportional to 7,581.85, 10,463.73 and 4,225.21 is: 5,831.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,581.85 : 10,463.73 = 4,225.21 : x
  2. Step 2: Convert to fraction form
    7,581.85/10,463.73 = 4,225.21/x
  3. Step 3: Cross multiply
    7,581.85x = 10,463.73 × 4,225.21
  4. Step 4: Simplify right side
    7,581.85x = 44,211,456.63
  5. Step 5: Solve for x
    x = 44,211,456.63/7,581.85
  6. Step 6: Final answer
    x = 5,831.22

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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.