Home / 10,531.07-15,801.53-4,607.19

Finding the Fourth Proportional to 10,531.07, 15,801.53 and 4,607.19

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Solution

The fourth proportional to 10,531.07, 15,801.53 and 4,607.19 is: 6,912.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,531.07 : 15,801.53 = 4,607.19 : x
  2. Step 2: Convert to fraction form
    10,531.07/15,801.53 = 4,607.19/x
  3. Step 3: Cross multiply
    10,531.07x = 15,801.53 × 4,607.19
  4. Step 4: Simplify right side
    10,531.07x = 72,800,627.96
  5. Step 5: Solve for x
    x = 72,800,627.96/10,531.07
  6. Step 6: Final answer
    x = 6,912.94

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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.