Home / 2,977.92-4,444.38-2,900.16

Finding the Fourth Proportional to 2,977.92, 4,444.38 and 2,900.16

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Solution

The fourth proportional to 2,977.92, 4,444.38 and 2,900.16 is: 4,328.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,977.92 : 4,444.38 = 2,900.16 : x
  2. Step 2: Convert to fraction form
    2,977.92/4,444.38 = 2,900.16/x
  3. Step 3: Cross multiply
    2,977.92x = 4,444.38 × 2,900.16
  4. Step 4: Simplify right side
    2,977.92x = 12,889,413.10
  5. Step 5: Solve for x
    x = 12,889,413.10/2,977.92
  6. Step 6: Final answer
    x = 4,328.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.