Home / 1,555.96-2,332.34-1,000.44

Finding the Fourth Proportional to 1,555.96, 2,332.34 and 1,000.44

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Solution

The fourth proportional to 1,555.96, 2,332.34 and 1,000.44 is: 1,499.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,555.96 : 2,332.34 = 1,000.44 : x
  2. Step 2: Convert to fraction form
    1,555.96/2,332.34 = 1,000.44/x
  3. Step 3: Cross multiply
    1,555.96x = 2,332.34 × 1,000.44
  4. Step 4: Simplify right side
    1,555.96x = 2,333,367.33
  5. Step 5: Solve for x
    x = 2,333,367.33/1,555.96
  6. Step 6: Final answer
    x = 1,499.63

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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.