Home / 5,437.58-8,157.57-1,740.11

Finding the Fourth Proportional to 5,437.58, 8,157.57 and 1,740.11

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Solution

The fourth proportional to 5,437.58, 8,157.57 and 1,740.11 is: 2,610.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,437.58 : 8,157.57 = 1,740.11 : x
  2. Step 2: Convert to fraction form
    5,437.58/8,157.57 = 1,740.11/x
  3. Step 3: Cross multiply
    5,437.58x = 8,157.57 × 1,740.11
  4. Step 4: Simplify right side
    5,437.58x = 14,195,069.13
  5. Step 5: Solve for x
    x = 14,195,069.13/5,437.58
  6. Step 6: Final answer
    x = 2,610.55

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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.