Home / 10,590.49-15,884.87-3,570.35

Finding the Fourth Proportional to 10,590.49, 15,884.87 and 3,570.35

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Solution

The fourth proportional to 10,590.49, 15,884.87 and 3,570.35 is: 5,355.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,590.49 : 15,884.87 = 3,570.35 : x
  2. Step 2: Convert to fraction form
    10,590.49/15,884.87 = 3,570.35/x
  3. Step 3: Cross multiply
    10,590.49x = 15,884.87 × 3,570.35
  4. Step 4: Simplify right side
    10,590.49x = 56,714,507.90
  5. Step 5: Solve for x
    x = 56,714,507.90/10,590.49
  6. Step 6: Final answer
    x = 5,355.23

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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.