Home / 8,784.79-13,165.57-4,616.29

Finding the Fourth Proportional to 8,784.79, 13,165.57 and 4,616.29

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Solution

The fourth proportional to 8,784.79, 13,165.57 and 4,616.29 is: 6,918.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,784.79 : 13,165.57 = 4,616.29 : x
  2. Step 2: Convert to fraction form
    8,784.79/13,165.57 = 4,616.29/x
  3. Step 3: Cross multiply
    8,784.79x = 13,165.57 × 4,616.29
  4. Step 4: Simplify right side
    8,784.79x = 60,776,089.14
  5. Step 5: Solve for x
    x = 60,776,089.14/8,784.79
  6. Step 6: Final answer
    x = 6,918.33

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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.