Home / 8,389.14-11,577.51-4,853.58

Finding the Fourth Proportional to 8,389.14, 11,577.51 and 4,853.58

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Solution

The fourth proportional to 8,389.14, 11,577.51 and 4,853.58 is: 6,698.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,389.14 : 11,577.51 = 4,853.58 : x
  2. Step 2: Convert to fraction form
    8,389.14/11,577.51 = 4,853.58/x
  3. Step 3: Cross multiply
    8,389.14x = 11,577.51 × 4,853.58
  4. Step 4: Simplify right side
    8,389.14x = 56,192,370.99
  5. Step 5: Solve for x
    x = 56,192,370.99/8,389.14
  6. Step 6: Final answer
    x = 6,698.23

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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.