Home / 1,549.64-2,320.39-1,302.23

Finding the Fourth Proportional to 1,549.64, 2,320.39 and 1,302.23

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Solution

The fourth proportional to 1,549.64, 2,320.39 and 1,302.23 is: 1,949.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,549.64 : 2,320.39 = 1,302.23 : x
  2. Step 2: Convert to fraction form
    1,549.64/2,320.39 = 1,302.23/x
  3. Step 3: Cross multiply
    1,549.64x = 2,320.39 × 1,302.23
  4. Step 4: Simplify right side
    1,549.64x = 3,021,688.90
  5. Step 5: Solve for x
    x = 3,021,688.90/1,549.64
  6. Step 6: Final answer
    x = 1,949.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.