Home / 5,437.13-8,155.26-1,738.36

Finding the Fourth Proportional to 5,437.13, 8,155.26 and 1,738.36

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Solution

The fourth proportional to 5,437.13, 8,155.26 and 1,738.36 is: 2,607.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,437.13 : 8,155.26 = 1,738.36 : x
  2. Step 2: Convert to fraction form
    5,437.13/8,155.26 = 1,738.36/x
  3. Step 3: Cross multiply
    5,437.13x = 8,155.26 × 1,738.36
  4. Step 4: Simplify right side
    5,437.13x = 14,176,783.08
  5. Step 5: Solve for x
    x = 14,176,783.08/5,437.13
  6. Step 6: Final answer
    x = 2,607.40

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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.