Home / 5,437.59-8,155.69-1,740.21

Finding the Fourth Proportional to 5,437.59, 8,155.69 and 1,740.21

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Solution

The fourth proportional to 5,437.59, 8,155.69 and 1,740.21 is: 2,610.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,437.59 : 8,155.69 = 1,740.21 : x
  2. Step 2: Convert to fraction form
    5,437.59/8,155.69 = 1,740.21/x
  3. Step 3: Cross multiply
    5,437.59x = 8,155.69 × 1,740.21
  4. Step 4: Simplify right side
    5,437.59x = 14,192,613.29
  5. Step 5: Solve for x
    x = 14,192,613.29/5,437.59
  6. Step 6: Final answer
    x = 2,610.09

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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.