Home / 7,153.26-9,871.65-4,010.46

Finding the Fourth Proportional to 7,153.26, 9,871.65 and 4,010.46

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Solution

The fourth proportional to 7,153.26, 9,871.65 and 4,010.46 is: 5,534.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,153.26 : 9,871.65 = 4,010.46 : x
  2. Step 2: Convert to fraction form
    7,153.26/9,871.65 = 4,010.46/x
  3. Step 3: Cross multiply
    7,153.26x = 9,871.65 × 4,010.46
  4. Step 4: Simplify right side
    7,153.26x = 39,589,857.46
  5. Step 5: Solve for x
    x = 39,589,857.46/7,153.26
  6. Step 6: Final answer
    x = 5,534.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.