Home / 2,073.20-3,126.23-1,846.40

Finding the Fourth Proportional to 2,073.20, 3,126.23 and 1,846.40

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Solution

The fourth proportional to 2,073.20, 3,126.23 and 1,846.40 is: 2,784.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,073.20 : 3,126.23 = 1,846.40 : x
  2. Step 2: Convert to fraction form
    2,073.20/3,126.23 = 1,846.40/x
  3. Step 3: Cross multiply
    2,073.20x = 3,126.23 × 1,846.40
  4. Step 4: Simplify right side
    2,073.20x = 5,772,271.07
  5. Step 5: Solve for x
    x = 5,772,271.07/2,073.20
  6. Step 6: Final answer
    x = 2,784.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.