Home / 2,528.04-3,488.70-1,409.23

Finding the Fourth Proportional to 2,528.04, 3,488.70 and 1,409.23

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Solution

The fourth proportional to 2,528.04, 3,488.70 and 1,409.23 is: 1,944.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,528.04 : 3,488.70 = 1,409.23 : x
  2. Step 2: Convert to fraction form
    2,528.04/3,488.70 = 1,409.23/x
  3. Step 3: Cross multiply
    2,528.04x = 3,488.70 × 1,409.23
  4. Step 4: Simplify right side
    2,528.04x = 4,916,380.70
  5. Step 5: Solve for x
    x = 4,916,380.70/2,528.04
  6. Step 6: Final answer
    x = 1,944.74

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Double scale
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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.