Home / 8,382.07-11,567.45-4,605.20

Finding the Fourth Proportional to 8,382.07, 11,567.45 and 4,605.20

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Solution

The fourth proportional to 8,382.07, 11,567.45 and 4,605.20 is: 6,355.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,382.07 : 11,567.45 = 4,605.20 : x
  2. Step 2: Convert to fraction form
    8,382.07/11,567.45 = 4,605.20/x
  3. Step 3: Cross multiply
    8,382.07x = 11,567.45 × 4,605.20
  4. Step 4: Simplify right side
    8,382.07x = 53,270,362.90
  5. Step 5: Solve for x
    x = 53,270,362.90/8,382.07
  6. Step 6: Final answer
    x = 6,355.28

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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.