Home / 4,722.19-7,083.66-1,435.57

Finding the Fourth Proportional to 4,722.19, 7,083.66 and 1,435.57

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Solution

The fourth proportional to 4,722.19, 7,083.66 and 1,435.57 is: 2,153.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,722.19 : 7,083.66 = 1,435.57 : x
  2. Step 2: Convert to fraction form
    4,722.19/7,083.66 = 1,435.57/x
  3. Step 3: Cross multiply
    4,722.19x = 7,083.66 × 1,435.57
  4. Step 4: Simplify right side
    4,722.19x = 10,169,089.79
  5. Step 5: Solve for x
    x = 10,169,089.79/4,722.19
  6. Step 6: Final answer
    x = 2,153.47

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1.5x scale

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.