Home / 1,616.02-2,421.73-958.03

Finding the Fourth Proportional to 1,616.02, 2,421.73 and 958.03

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Solution

The fourth proportional to 1,616.02, 2,421.73 and 958.03 is: 1,435.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,616.02 : 2,421.73 = 958.03 : x
  2. Step 2: Convert to fraction form
    1,616.02/2,421.73 = 958.03/x
  3. Step 3: Cross multiply
    1,616.02x = 2,421.73 × 958.03
  4. Step 4: Simplify right side
    1,616.02x = 2,320,089.99
  5. Step 5: Solve for x
    x = 2,320,089.99/1,616.02
  6. Step 6: Final answer
    x = 1,435.68

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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.