Home / 4,271.15-5,893.89-2,478.68

Finding the Fourth Proportional to 4,271.15, 5,893.89 and 2,478.68

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Solution

The fourth proportional to 4,271.15, 5,893.89 and 2,478.68 is: 3,420.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,271.15 : 5,893.89 = 2,478.68 : x
  2. Step 2: Convert to fraction form
    4,271.15/5,893.89 = 2,478.68/x
  3. Step 3: Cross multiply
    4,271.15x = 5,893.89 × 2,478.68
  4. Step 4: Simplify right side
    4,271.15x = 14,609,037.80
  5. Step 5: Solve for x
    x = 14,609,037.80/4,271.15
  6. Step 6: Final answer
    x = 3,420.40

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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.