Home / 9,324.47-12,867.77-5,075.55

Finding the Fourth Proportional to 9,324.47, 12,867.77 and 5,075.55

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Solution

The fourth proportional to 9,324.47, 12,867.77 and 5,075.55 is: 7,004.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,324.47 : 12,867.77 = 5,075.55 : x
  2. Step 2: Convert to fraction form
    9,324.47/12,867.77 = 5,075.55/x
  3. Step 3: Cross multiply
    9,324.47x = 12,867.77 × 5,075.55
  4. Step 4: Simplify right side
    9,324.47x = 65,311,010.02
  5. Step 5: Solve for x
    x = 65,311,010.02/9,324.47
  6. Step 6: Final answer
    x = 7,004.26

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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.