Home / 8,263.81-12,374.55-4,561.93

Finding the Fourth Proportional to 8,263.81, 12,374.55 and 4,561.93

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Solution

The fourth proportional to 8,263.81, 12,374.55 and 4,561.93 is: 6,831.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,263.81 : 12,374.55 = 4,561.93 : x
  2. Step 2: Convert to fraction form
    8,263.81/12,374.55 = 4,561.93/x
  3. Step 3: Cross multiply
    8,263.81x = 12,374.55 × 4,561.93
  4. Step 4: Simplify right side
    8,263.81x = 56,451,830.88
  5. Step 5: Solve for x
    x = 56,451,830.88/8,263.81
  6. Step 6: Final answer
    x = 6,831.21

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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.