Home / 5,358.84-7,390.64-4,237.83

Finding the Fourth Proportional to 5,358.84, 7,390.64 and 4,237.83

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Solution

The fourth proportional to 5,358.84, 7,390.64 and 4,237.83 is: 5,844.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,358.84 : 7,390.64 = 4,237.83 : x
  2. Step 2: Convert to fraction form
    5,358.84/7,390.64 = 4,237.83/x
  3. Step 3: Cross multiply
    5,358.84x = 7,390.64 × 4,237.83
  4. Step 4: Simplify right side
    5,358.84x = 31,320,293.47
  5. Step 5: Solve for x
    x = 31,320,293.47/5,358.84
  6. Step 6: Final answer
    x = 5,844.60

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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.