Home / 4,457.92-6,152.61-2,779.60

Finding the Fourth Proportional to 4,457.92, 6,152.61 and 2,779.60

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Solution

The fourth proportional to 4,457.92, 6,152.61 and 2,779.60 is: 3,836.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,457.92 : 6,152.61 = 2,779.60 : x
  2. Step 2: Convert to fraction form
    4,457.92/6,152.61 = 2,779.60/x
  3. Step 3: Cross multiply
    4,457.92x = 6,152.61 × 2,779.60
  4. Step 4: Simplify right side
    4,457.92x = 17,101,794.76
  5. Step 5: Solve for x
    x = 17,101,794.76/4,457.92
  6. Step 6: Final answer
    x = 3,836.27

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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.