Home / 3,555.10-4,901.64-2,505.34

Finding the Fourth Proportional to 3,555.10, 4,901.64 and 2,505.34

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Solution

The fourth proportional to 3,555.10, 4,901.64 and 2,505.34 is: 3,454.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,555.10 : 4,901.64 = 2,505.34 : x
  2. Step 2: Convert to fraction form
    3,555.10/4,901.64 = 2,505.34/x
  3. Step 3: Cross multiply
    3,555.10x = 4,901.64 × 2,505.34
  4. Step 4: Simplify right side
    3,555.10x = 12,280,274.76
  5. Step 5: Solve for x
    x = 12,280,274.76/3,555.10
  6. Step 6: Final answer
    x = 3,454.27

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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.