Home / 6,681.11-9,216.29-4,661.37

Finding the Fourth Proportional to 6,681.11, 9,216.29 and 4,661.37

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Solution

The fourth proportional to 6,681.11, 9,216.29 and 4,661.37 is: 6,430.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,681.11 : 9,216.29 = 4,661.37 : x
  2. Step 2: Convert to fraction form
    6,681.11/9,216.29 = 4,661.37/x
  3. Step 3: Cross multiply
    6,681.11x = 9,216.29 × 4,661.37
  4. Step 4: Simplify right side
    6,681.11x = 42,960,514.41
  5. Step 5: Solve for x
    x = 42,960,514.41/6,681.11
  6. Step 6: Final answer
    x = 6,430.15

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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.