Home / 4,318.63-6,477-1,545.50

Finding the Fourth Proportional to 4,318.63, 6,477 and 1,545.50

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Solution

The fourth proportional to 4,318.63, 6,477 and 1,545.50 is: 2,317.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,318.63 : 6,477 = 1,545.50 : x
  2. Step 2: Convert to fraction form
    4,318.63/6,477 = 1,545.50/x
  3. Step 3: Cross multiply
    4,318.63x = 6,477 × 1,545.50
  4. Step 4: Simplify right side
    4,318.63x = 10,010,203.50
  5. Step 5: Solve for x
    x = 10,010,203.50/4,318.63
  6. Step 6: Final answer
    x = 2,317.91

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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.