Home / 1,601.79-2,210.58-1,012.29

Finding the Fourth Proportional to 1,601.79, 2,210.58 and 1,012.29

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Solution

The fourth proportional to 1,601.79, 2,210.58 and 1,012.29 is: 1,397.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,601.79 : 2,210.58 = 1,012.29 : x
  2. Step 2: Convert to fraction form
    1,601.79/2,210.58 = 1,012.29/x
  3. Step 3: Cross multiply
    1,601.79x = 2,210.58 × 1,012.29
  4. Step 4: Simplify right side
    1,601.79x = 2,237,748.03
  5. Step 5: Solve for x
    x = 2,237,748.03/1,601.79
  6. Step 6: Final answer
    x = 1,397.03

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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.