Home / 4,895.04-7,341.60-1,431.36

Finding the Fourth Proportional to 4,895.04, 7,341.60 and 1,431.36

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Solution

The fourth proportional to 4,895.04, 7,341.60 and 1,431.36 is: 2,146.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,895.04 : 7,341.60 = 1,431.36 : x
  2. Step 2: Convert to fraction form
    4,895.04/7,341.60 = 1,431.36/x
  3. Step 3: Cross multiply
    4,895.04x = 7,341.60 × 1,431.36
  4. Step 4: Simplify right side
    4,895.04x = 10,508,472.58
  5. Step 5: Solve for x
    x = 10,508,472.58/4,895.04
  6. Step 6: Final answer
    x = 2,146.76

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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.