Home / 4,025.20-6,037.80-2,916.40

Finding the Fourth Proportional to 4,025.20, 6,037.80 and 2,916.40

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Solution

The fourth proportional to 4,025.20, 6,037.80 and 2,916.40 is: 4,374.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,025.20 : 6,037.80 = 2,916.40 : x
  2. Step 2: Convert to fraction form
    4,025.20/6,037.80 = 2,916.40/x
  3. Step 3: Cross multiply
    4,025.20x = 6,037.80 × 2,916.40
  4. Step 4: Simplify right side
    4,025.20x = 17,608,639.92
  5. Step 5: Solve for x
    x = 17,608,639.92/4,025.20
  6. Step 6: Final answer
    x = 4,374.60

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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.