Home / 5,724.93-8,587.40-1,829.64

Finding the Fourth Proportional to 5,724.93, 8,587.40 and 1,829.64

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Solution

The fourth proportional to 5,724.93, 8,587.40 and 1,829.64 is: 2,744.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,724.93 : 8,587.40 = 1,829.64 : x
  2. Step 2: Convert to fraction form
    5,724.93/8,587.40 = 1,829.64/x
  3. Step 3: Cross multiply
    5,724.93x = 8,587.40 × 1,829.64
  4. Step 4: Simplify right side
    5,724.93x = 15,711,841.39
  5. Step 5: Solve for x
    x = 15,711,841.39/5,724.93
  6. Step 6: Final answer
    x = 2,744.46

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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.