Home / 2,529.04-3,763.28-2,520.40

Finding the Fourth Proportional to 2,529.04, 3,763.28 and 2,520.40

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Solution

The fourth proportional to 2,529.04, 3,763.28 and 2,520.40 is: 3,750.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,529.04 : 3,763.28 = 2,520.40 : x
  2. Step 2: Convert to fraction form
    2,529.04/3,763.28 = 2,520.40/x
  3. Step 3: Cross multiply
    2,529.04x = 3,763.28 × 2,520.40
  4. Step 4: Simplify right side
    2,529.04x = 9,484,970.91
  5. Step 5: Solve for x
    x = 9,484,970.91/2,529.04
  6. Step 6: Final answer
    x = 3,750.42

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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.