Home / 4,613.99-6,909.40-2,851.75

Finding the Fourth Proportional to 4,613.99, 6,909.40 and 2,851.75

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Solution

The fourth proportional to 4,613.99, 6,909.40 and 2,851.75 is: 4,270.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,613.99 : 6,909.40 = 2,851.75 : x
  2. Step 2: Convert to fraction form
    4,613.99/6,909.40 = 2,851.75/x
  3. Step 3: Cross multiply
    4,613.99x = 6,909.40 × 2,851.75
  4. Step 4: Simplify right side
    4,613.99x = 19,703,832.64
  5. Step 5: Solve for x
    x = 19,703,832.64/4,613.99
  6. Step 6: Final answer
    x = 4,270.46

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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.