Home / 3,484.78-5,228.75-1,731.53

Finding the Fourth Proportional to 3,484.78, 5,228.75 and 1,731.53

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Solution

The fourth proportional to 3,484.78, 5,228.75 and 1,731.53 is: 2,598.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,484.78 : 5,228.75 = 1,731.53 : x
  2. Step 2: Convert to fraction form
    3,484.78/5,228.75 = 1,731.53/x
  3. Step 3: Cross multiply
    3,484.78x = 5,228.75 × 1,731.53
  4. Step 4: Simplify right side
    3,484.78x = 9,053,737.49
  5. Step 5: Solve for x
    x = 9,053,737.49/3,484.78
  6. Step 6: Final answer
    x = 2,598.08

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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.