Home / 2,355.34-3,533.48-1,124.14

Finding the Fourth Proportional to 2,355.34, 3,533.48 and 1,124.14

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Solution

The fourth proportional to 2,355.34, 3,533.48 and 1,124.14 is: 1,686.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,355.34 : 3,533.48 = 1,124.14 : x
  2. Step 2: Convert to fraction form
    2,355.34/3,533.48 = 1,124.14/x
  3. Step 3: Cross multiply
    2,355.34x = 3,533.48 × 1,124.14
  4. Step 4: Simplify right side
    2,355.34x = 3,972,126.21
  5. Step 5: Solve for x
    x = 3,972,126.21/2,355.34
  6. Step 6: Final answer
    x = 1,686.43

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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.