Home / 1,493.52-2,059.20-1,178.16

Finding the Fourth Proportional to 1,493.52, 2,059.20 and 1,178.16

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Solution

The fourth proportional to 1,493.52, 2,059.20 and 1,178.16 is: 1,624.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,493.52 : 2,059.20 = 1,178.16 : x
  2. Step 2: Convert to fraction form
    1,493.52/2,059.20 = 1,178.16/x
  3. Step 3: Cross multiply
    1,493.52x = 2,059.20 × 1,178.16
  4. Step 4: Simplify right side
    1,493.52x = 2,426,067.07
  5. Step 5: Solve for x
    x = 2,426,067.07/1,493.52
  6. Step 6: Final answer
    x = 1,624.40

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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.