Home / 2,050.60-2,830.68-1,423.19

Finding the Fourth Proportional to 2,050.60, 2,830.68 and 1,423.19

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Solution

The fourth proportional to 2,050.60, 2,830.68 and 1,423.19 is: 1,964.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,050.60 : 2,830.68 = 1,423.19 : x
  2. Step 2: Convert to fraction form
    2,050.60/2,830.68 = 1,423.19/x
  3. Step 3: Cross multiply
    2,050.60x = 2,830.68 × 1,423.19
  4. Step 4: Simplify right side
    2,050.60x = 4,028,595.47
  5. Step 5: Solve for x
    x = 4,028,595.47/2,050.60
  6. Step 6: Final answer
    x = 1,964.59

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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.