Home / 4,895.22-7,341.60-1,384.40

Finding the Fourth Proportional to 4,895.22, 7,341.60 and 1,384.40

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Solution

The fourth proportional to 4,895.22, 7,341.60 and 1,384.40 is: 2,076.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,895.22 : 7,341.60 = 1,384.40 : x
  2. Step 2: Convert to fraction form
    4,895.22/7,341.60 = 1,384.40/x
  3. Step 3: Cross multiply
    4,895.22x = 7,341.60 × 1,384.40
  4. Step 4: Simplify right side
    4,895.22x = 10,163,711.04
  5. Step 5: Solve for x
    x = 10,163,711.04/4,895.22
  6. Step 6: Final answer
    x = 2,076.25

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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.