Home / 5,731.56-8,598.58-1,782.74

Finding the Fourth Proportional to 5,731.56, 8,598.58 and 1,782.74

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Solution

The fourth proportional to 5,731.56, 8,598.58 and 1,782.74 is: 2,674.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,731.56 : 8,598.58 = 1,782.74 : x
  2. Step 2: Convert to fraction form
    5,731.56/8,598.58 = 1,782.74/x
  3. Step 3: Cross multiply
    5,731.56x = 8,598.58 × 1,782.74
  4. Step 4: Simplify right side
    5,731.56x = 15,329,023.60
  5. Step 5: Solve for x
    x = 15,329,023.60/5,731.56
  6. Step 6: Final answer
    x = 2,674.49

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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.