Home / 4,277.43-6,416.02-1,355.66

Finding the Fourth Proportional to 4,277.43, 6,416.02 and 1,355.66

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Solution

The fourth proportional to 4,277.43, 6,416.02 and 1,355.66 is: 2,033.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,277.43 : 6,416.02 = 1,355.66 : x
  2. Step 2: Convert to fraction form
    4,277.43/6,416.02 = 1,355.66/x
  3. Step 3: Cross multiply
    4,277.43x = 6,416.02 × 1,355.66
  4. Step 4: Simplify right side
    4,277.43x = 8,697,941.67
  5. Step 5: Solve for x
    x = 8,697,941.67/4,277.43
  6. Step 6: Final answer
    x = 2,033.45

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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.