Home / 1,823.05-2,720.35-1,626.70

Finding the Fourth Proportional to 1,823.05, 2,720.35 and 1,626.70

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Solution

The fourth proportional to 1,823.05, 2,720.35 and 1,626.70 is: 2,427.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,823.05 : 2,720.35 = 1,626.70 : x
  2. Step 2: Convert to fraction form
    1,823.05/2,720.35 = 1,626.70/x
  3. Step 3: Cross multiply
    1,823.05x = 2,720.35 × 1,626.70
  4. Step 4: Simplify right side
    1,823.05x = 4,425,182.48
  5. Step 5: Solve for x
    x = 4,425,182.48/1,823.05
  6. Step 6: Final answer
    x = 2,427.35

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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.