Home / 5,088.99-7,022.16-2,965.20

Finding the Fourth Proportional to 5,088.99, 7,022.16 and 2,965.20

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Solution

The fourth proportional to 5,088.99, 7,022.16 and 2,965.20 is: 4,091.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,088.99 : 7,022.16 = 2,965.20 : x
  2. Step 2: Convert to fraction form
    5,088.99/7,022.16 = 2,965.20/x
  3. Step 3: Cross multiply
    5,088.99x = 7,022.16 × 2,965.20
  4. Step 4: Simplify right side
    5,088.99x = 20,822,108.83
  5. Step 5: Solve for x
    x = 20,822,108.83/5,088.99
  6. Step 6: Final answer
    x = 4,091.60

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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.