Home / 8,705.14-13,058.34-4,318.18

Finding the Fourth Proportional to 8,705.14, 13,058.34 and 4,318.18

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Solution

The fourth proportional to 8,705.14, 13,058.34 and 4,318.18 is: 6,477.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,705.14 : 13,058.34 = 4,318.18 : x
  2. Step 2: Convert to fraction form
    8,705.14/13,058.34 = 4,318.18/x
  3. Step 3: Cross multiply
    8,705.14x = 13,058.34 × 4,318.18
  4. Step 4: Simplify right side
    8,705.14x = 56,388,262.62
  5. Step 5: Solve for x
    x = 56,388,262.62/8,705.14
  6. Step 6: Final answer
    x = 6,477.58

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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.