Home / 2,353.03-3,528.69-709.63

Finding the Fourth Proportional to 2,353.03, 3,528.69 and 709.63

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Solution

The fourth proportional to 2,353.03, 3,528.69 and 709.63 is: 1,064.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,353.03 : 3,528.69 = 709.63 : x
  2. Step 2: Convert to fraction form
    2,353.03/3,528.69 = 709.63/x
  3. Step 3: Cross multiply
    2,353.03x = 3,528.69 × 709.63
  4. Step 4: Simplify right side
    2,353.03x = 2,504,064.28
  5. Step 5: Solve for x
    x = 2,504,064.28/2,353.03
  6. Step 6: Final answer
    x = 1,064.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.