Home / 4,752.72-7,130.07-1,465.74

Finding the Fourth Proportional to 4,752.72, 7,130.07 and 1,465.74

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Solution

The fourth proportional to 4,752.72, 7,130.07 and 1,465.74 is: 2,198.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,752.72 : 7,130.07 = 1,465.74 : x
  2. Step 2: Convert to fraction form
    4,752.72/7,130.07 = 1,465.74/x
  3. Step 3: Cross multiply
    4,752.72x = 7,130.07 × 1,465.74
  4. Step 4: Simplify right side
    4,752.72x = 10,450,828.80
  5. Step 5: Solve for x
    x = 10,450,828.80/4,752.72
  6. Step 6: Final answer
    x = 2,198.92

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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.