Home / 7,559.82-11,340.54-4,271.22

Finding the Fourth Proportional to 7,559.82, 11,340.54 and 4,271.22

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Solution

The fourth proportional to 7,559.82, 11,340.54 and 4,271.22 is: 6,407.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,559.82 : 11,340.54 = 4,271.22 : x
  2. Step 2: Convert to fraction form
    7,559.82/11,340.54 = 4,271.22/x
  3. Step 3: Cross multiply
    7,559.82x = 11,340.54 × 4,271.22
  4. Step 4: Simplify right side
    7,559.82x = 48,437,941.26
  5. Step 5: Solve for x
    x = 48,437,941.26/7,559.82
  6. Step 6: Final answer
    x = 6,407.29

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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.