Home / 8,247.02-12,370.32-2,403.68

Finding the Fourth Proportional to 8,247.02, 12,370.32 and 2,403.68

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Solution

The fourth proportional to 8,247.02, 12,370.32 and 2,403.68 is: 3,605.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,247.02 : 12,370.32 = 2,403.68 : x
  2. Step 2: Convert to fraction form
    8,247.02/12,370.32 = 2,403.68/x
  3. Step 3: Cross multiply
    8,247.02x = 12,370.32 × 2,403.68
  4. Step 4: Simplify right side
    8,247.02x = 29,734,228.93
  5. Step 5: Solve for x
    x = 29,734,228.93/8,247.02
  6. Step 6: Final answer
    x = 3,605.45

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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.