Home / 1,742.04-2,404.08-1,043.28

Finding the Fourth Proportional to 1,742.04, 2,404.08 and 1,043.28

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Solution

The fourth proportional to 1,742.04, 2,404.08 and 1,043.28 is: 1,439.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,742.04 : 2,404.08 = 1,043.28 : x
  2. Step 2: Convert to fraction form
    1,742.04/2,404.08 = 1,043.28/x
  3. Step 3: Cross multiply
    1,742.04x = 2,404.08 × 1,043.28
  4. Step 4: Simplify right side
    1,742.04x = 2,508,128.58
  5. Step 5: Solve for x
    x = 2,508,128.58/1,742.04
  6. Step 6: Final answer
    x = 1,439.77

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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.