Home / 2,355.57-3,533.76-1,057.95

Finding the Fourth Proportional to 2,355.57, 3,533.76 and 1,057.95

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Solution

The fourth proportional to 2,355.57, 3,533.76 and 1,057.95 is: 1,587.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,355.57 : 3,533.76 = 1,057.95 : x
  2. Step 2: Convert to fraction form
    2,355.57/3,533.76 = 1,057.95/x
  3. Step 3: Cross multiply
    2,355.57x = 3,533.76 × 1,057.95
  4. Step 4: Simplify right side
    2,355.57x = 3,738,541.39
  5. Step 5: Solve for x
    x = 3,738,541.39/2,355.57
  6. Step 6: Final answer
    x = 1,587.11

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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.