Home / 4,817.89-6,651.80-4,312.86

Finding the Fourth Proportional to 4,817.89, 6,651.80 and 4,312.86

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Solution

The fourth proportional to 4,817.89, 6,651.80 and 4,312.86 is: 5,954.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,817.89 : 6,651.80 = 4,312.86 : x
  2. Step 2: Convert to fraction form
    4,817.89/6,651.80 = 4,312.86/x
  3. Step 3: Cross multiply
    4,817.89x = 6,651.80 × 4,312.86
  4. Step 4: Simplify right side
    4,817.89x = 28,688,282.15
  5. Step 5: Solve for x
    x = 28,688,282.15/4,817.89
  6. Step 6: Final answer
    x = 5,954.53

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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.