Home / 5,160.27-7,740.69-1,462.35

Finding the Fourth Proportional to 5,160.27, 7,740.69 and 1,462.35

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Solution

The fourth proportional to 5,160.27, 7,740.69 and 1,462.35 is: 2,193.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,160.27 : 7,740.69 = 1,462.35 : x
  2. Step 2: Convert to fraction form
    5,160.27/7,740.69 = 1,462.35/x
  3. Step 3: Cross multiply
    5,160.27x = 7,740.69 × 1,462.35
  4. Step 4: Simplify right side
    5,160.27x = 11,319,598.02
  5. Step 5: Solve for x
    x = 11,319,598.02/5,160.27
  6. Step 6: Final answer
    x = 2,193.61

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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.