Home / 5,497.93-7,587.09-3,140.05

Finding the Fourth Proportional to 5,497.93, 7,587.09 and 3,140.05

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Solution

The fourth proportional to 5,497.93, 7,587.09 and 3,140.05 is: 4,333.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,497.93 : 7,587.09 = 3,140.05 : x
  2. Step 2: Convert to fraction form
    5,497.93/7,587.09 = 3,140.05/x
  3. Step 3: Cross multiply
    5,497.93x = 7,587.09 × 3,140.05
  4. Step 4: Simplify right side
    5,497.93x = 23,823,841.95
  5. Step 5: Solve for x
    x = 23,823,841.95/5,497.93
  6. Step 6: Final answer
    x = 4,333.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.