Home / 2,094.87-2,890.29-1,210.35

Finding the Fourth Proportional to 2,094.87, 2,890.29 and 1,210.35

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Solution

The fourth proportional to 2,094.87, 2,890.29 and 1,210.35 is: 1,669.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,094.87 : 2,890.29 = 1,210.35 : x
  2. Step 2: Convert to fraction form
    2,094.87/2,890.29 = 1,210.35/x
  3. Step 3: Cross multiply
    2,094.87x = 2,890.29 × 1,210.35
  4. Step 4: Simplify right side
    2,094.87x = 3,498,262.50
  5. Step 5: Solve for x
    x = 3,498,262.50/2,094.87
  6. Step 6: Final answer
    x = 1,669.92

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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.