Home / 5,351.34-7,386.90-3,582.30

Finding the Fourth Proportional to 5,351.34, 7,386.90 and 3,582.30

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Solution

The fourth proportional to 5,351.34, 7,386.90 and 3,582.30 is: 4,944.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,351.34 : 7,386.90 = 3,582.30 : x
  2. Step 2: Convert to fraction form
    5,351.34/7,386.90 = 3,582.30/x
  3. Step 3: Cross multiply
    5,351.34x = 7,386.90 × 3,582.30
  4. Step 4: Simplify right side
    5,351.34x = 26,462,091.87
  5. Step 5: Solve for x
    x = 26,462,091.87/5,351.34
  6. Step 6: Final answer
    x = 4,944.95

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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.