Home / 2,903.16-4,002.45-2,271.24

Finding the Fourth Proportional to 2,903.16, 4,002.45 and 2,271.24

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Solution

The fourth proportional to 2,903.16, 4,002.45 and 2,271.24 is: 3,131.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,903.16 : 4,002.45 = 2,271.24 : x
  2. Step 2: Convert to fraction form
    2,903.16/4,002.45 = 2,271.24/x
  3. Step 3: Cross multiply
    2,903.16x = 4,002.45 × 2,271.24
  4. Step 4: Simplify right side
    2,903.16x = 9,090,524.54
  5. Step 5: Solve for x
    x = 9,090,524.54/2,903.16
  6. Step 6: Final answer
    x = 3,131.25

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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.