Home / 4,722.63-7,035.50-4,509.40

Finding the Fourth Proportional to 4,722.63, 7,035.50 and 4,509.40

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Solution

The fourth proportional to 4,722.63, 7,035.50 and 4,509.40 is: 6,717.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,722.63 : 7,035.50 = 4,509.40 : x
  2. Step 2: Convert to fraction form
    4,722.63/7,035.50 = 4,509.40/x
  3. Step 3: Cross multiply
    4,722.63x = 7,035.50 × 4,509.40
  4. Step 4: Simplify right side
    4,722.63x = 31,725,839.08
  5. Step 5: Solve for x
    x = 31,725,839.08/4,722.63
  6. Step 6: Final answer
    x = 6,717.83

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.