Home / 2,925.28-4,385.60-1,366.24

Finding the Fourth Proportional to 2,925.28, 4,385.60 and 1,366.24

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Solution

The fourth proportional to 2,925.28, 4,385.60 and 1,366.24 is: 2,048.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,925.28 : 4,385.60 = 1,366.24 : x
  2. Step 2: Convert to fraction form
    2,925.28/4,385.60 = 1,366.24/x
  3. Step 3: Cross multiply
    2,925.28x = 4,385.60 × 1,366.24
  4. Step 4: Simplify right side
    2,925.28x = 5,991,782.14
  5. Step 5: Solve for x
    x = 5,991,782.14/2,925.28
  6. Step 6: Final answer
    x = 2,048.28

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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.