Home / 2,977.23-4,099.23-2,528.18

Finding the Fourth Proportional to 2,977.23, 4,099.23 and 2,528.18

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Solution

The fourth proportional to 2,977.23, 4,099.23 and 2,528.18 is: 3,480.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,977.23 : 4,099.23 = 2,528.18 : x
  2. Step 2: Convert to fraction form
    2,977.23/4,099.23 = 2,528.18/x
  3. Step 3: Cross multiply
    2,977.23x = 4,099.23 × 2,528.18
  4. Step 4: Simplify right side
    2,977.23x = 10,363,570.81
  5. Step 5: Solve for x
    x = 10,363,570.81/2,977.23
  6. Step 6: Final answer
    x = 3,480.94

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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.