Home / 5,437.17-7,501.64-3,078.87

Finding the Fourth Proportional to 5,437.17, 7,501.64 and 3,078.87

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Solution

The fourth proportional to 5,437.17, 7,501.64 and 3,078.87 is: 4,247.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,437.17 : 7,501.64 = 3,078.87 : x
  2. Step 2: Convert to fraction form
    5,437.17/7,501.64 = 3,078.87/x
  3. Step 3: Cross multiply
    5,437.17x = 7,501.64 × 3,078.87
  4. Step 4: Simplify right side
    5,437.17x = 23,096,558.95
  5. Step 5: Solve for x
    x = 23,096,558.95/5,437.17
  6. Step 6: Final answer
    x = 4,247.90

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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.