Home / 5,437.77-8,156.55-1,740.00

Finding the Fourth Proportional to 5,437.77, 8,156.55 and 1,740.00

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Solution

The fourth proportional to 5,437.77, 8,156.55 and 1,740.00 is: 2,609.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,437.77 : 8,156.55 = 1,740.00 : x
  2. Step 2: Convert to fraction form
    5,437.77/8,156.55 = 1,740.00/x
  3. Step 3: Cross multiply
    5,437.77x = 8,156.55 × 1,740.00
  4. Step 4: Simplify right side
    5,437.77x = 14,192,421.06
  5. Step 5: Solve for x
    x = 14,192,421.06/5,437.77
  6. Step 6: Final answer
    x = 2,609.97

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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.