Home / 8,574.29-12,860.60-5,818.67

Finding the Fourth Proportional to 8,574.29, 12,860.60 and 5,818.67

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Solution

The fourth proportional to 8,574.29, 12,860.60 and 5,818.67 is: 8,727.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,574.29 : 12,860.60 = 5,818.67 : x
  2. Step 2: Convert to fraction form
    8,574.29/12,860.60 = 5,818.67/x
  3. Step 3: Cross multiply
    8,574.29x = 12,860.60 × 5,818.67
  4. Step 4: Simplify right side
    8,574.29x = 74,831,494.01
  5. Step 5: Solve for x
    x = 74,831,494.01/8,574.29
  6. Step 6: Final answer
    x = 8,727.43

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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.