Home / 6,417.36-8,851.29-4,261.47

Finding the Fourth Proportional to 6,417.36, 8,851.29 and 4,261.47

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Solution

The fourth proportional to 6,417.36, 8,851.29 and 4,261.47 is: 5,877.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,417.36 : 8,851.29 = 4,261.47 : x
  2. Step 2: Convert to fraction form
    6,417.36/8,851.29 = 4,261.47/x
  3. Step 3: Cross multiply
    6,417.36x = 8,851.29 × 4,261.47
  4. Step 4: Simplify right side
    6,417.36x = 37,719,506.80
  5. Step 5: Solve for x
    x = 37,719,506.80/6,417.36
  6. Step 6: Final answer
    x = 5,877.73

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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.