Home / 1,846.13-2,765.55-1,572.80

Finding the Fourth Proportional to 1,846.13, 2,765.55 and 1,572.80

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Solution

The fourth proportional to 1,846.13, 2,765.55 and 1,572.80 is: 2,356.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,846.13 : 2,765.55 = 1,572.80 : x
  2. Step 2: Convert to fraction form
    1,846.13/2,765.55 = 1,572.80/x
  3. Step 3: Cross multiply
    1,846.13x = 2,765.55 × 1,572.80
  4. Step 4: Simplify right side
    1,846.13x = 4,349,657.04
  5. Step 5: Solve for x
    x = 4,349,657.04/1,846.13
  6. Step 6: Final answer
    x = 2,356.09

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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.