Home / 8,288.70-12,433.04-5,683.74

Finding the Fourth Proportional to 8,288.70, 12,433.04 and 5,683.74

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Solution

The fourth proportional to 8,288.70, 12,433.04 and 5,683.74 is: 8,525.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,288.70 : 12,433.04 = 5,683.74 : x
  2. Step 2: Convert to fraction form
    8,288.70/12,433.04 = 5,683.74/x
  3. Step 3: Cross multiply
    8,288.70x = 12,433.04 × 5,683.74
  4. Step 4: Simplify right side
    8,288.70x = 70,666,166.77
  5. Step 5: Solve for x
    x = 70,666,166.77/8,288.70
  6. Step 6: Final answer
    x = 8,525.60

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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.