Home / 7,543.49-11,315.36-2,613.27

Finding the Fourth Proportional to 7,543.49, 11,315.36 and 2,613.27

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Solution

The fourth proportional to 7,543.49, 11,315.36 and 2,613.27 is: 3,919.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,543.49 : 11,315.36 = 2,613.27 : x
  2. Step 2: Convert to fraction form
    7,543.49/11,315.36 = 2,613.27/x
  3. Step 3: Cross multiply
    7,543.49x = 11,315.36 × 2,613.27
  4. Step 4: Simplify right side
    7,543.49x = 29,570,090.83
  5. Step 5: Solve for x
    x = 29,570,090.83/7,543.49
  6. Step 6: Final answer
    x = 3,919.95

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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.