Home / 4,688.52-7,027.29-1,913.46

Finding the Fourth Proportional to 4,688.52, 7,027.29 and 1,913.46

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Solution

The fourth proportional to 4,688.52, 7,027.29 and 1,913.46 is: 2,867.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,688.52 : 7,027.29 = 1,913.46 : x
  2. Step 2: Convert to fraction form
    4,688.52/7,027.29 = 1,913.46/x
  3. Step 3: Cross multiply
    4,688.52x = 7,027.29 × 1,913.46
  4. Step 4: Simplify right side
    4,688.52x = 13,446,438.32
  5. Step 5: Solve for x
    x = 13,446,438.32/4,688.52
  6. Step 6: Final answer
    x = 2,867.95

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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.