Home / 1,795.87-2,478.93-1,123.36

Finding the Fourth Proportional to 1,795.87, 2,478.93 and 1,123.36

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Solution

The fourth proportional to 1,795.87, 2,478.93 and 1,123.36 is: 1,550.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,795.87 : 2,478.93 = 1,123.36 : x
  2. Step 2: Convert to fraction form
    1,795.87/2,478.93 = 1,123.36/x
  3. Step 3: Cross multiply
    1,795.87x = 2,478.93 × 1,123.36
  4. Step 4: Simplify right side
    1,795.87x = 2,784,730.80
  5. Step 5: Solve for x
    x = 2,784,730.80/1,795.87
  6. Step 6: Final answer
    x = 1,550.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.