Home / 4,495-6,742.50-1,572.61

Finding the Fourth Proportional to 4,495, 6,742.50 and 1,572.61

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Solution

The fourth proportional to 4,495, 6,742.50 and 1,572.61 is: 2,358.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,495 : 6,742.50 = 1,572.61 : x
  2. Step 2: Convert to fraction form
    4,495/6,742.50 = 1,572.61/x
  3. Step 3: Cross multiply
    4,495x = 6,742.50 × 1,572.61
  4. Step 4: Simplify right side
    4,495x = 10,603,322.93
  5. Step 5: Solve for x
    x = 10,603,322.93/4,495
  6. Step 6: Final answer
    x = 2,358.92

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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.