Home / 9,140.40-13,710.84-3,595.14

Finding the Fourth Proportional to 9,140.40, 13,710.84 and 3,595.14

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Solution

The fourth proportional to 9,140.40, 13,710.84 and 3,595.14 is: 5,392.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,140.40 : 13,710.84 = 3,595.14 : x
  2. Step 2: Convert to fraction form
    9,140.40/13,710.84 = 3,595.14/x
  3. Step 3: Cross multiply
    9,140.40x = 13,710.84 × 3,595.14
  4. Step 4: Simplify right side
    9,140.40x = 49,292,389.32
  5. Step 5: Solve for x
    x = 49,292,389.32/9,140.40
  6. Step 6: Final answer
    x = 5,392.80

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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.