Home / 1,932.59-2,666.95-1,048.39

Finding the Fourth Proportional to 1,932.59, 2,666.95 and 1,048.39

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Solution

The fourth proportional to 1,932.59, 2,666.95 and 1,048.39 is: 1,446.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,932.59 : 2,666.95 = 1,048.39 : x
  2. Step 2: Convert to fraction form
    1,932.59/2,666.95 = 1,048.39/x
  3. Step 3: Cross multiply
    1,932.59x = 2,666.95 × 1,048.39
  4. Step 4: Simplify right side
    1,932.59x = 2,795,994.42
  5. Step 5: Solve for x
    x = 2,795,994.42/1,932.59
  6. Step 6: Final answer
    x = 1,446.76

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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.