Home / 2,646.02-3,967.73-1,085.74

Finding the Fourth Proportional to 2,646.02, 3,967.73 and 1,085.74

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Solution

The fourth proportional to 2,646.02, 3,967.73 and 1,085.74 is: 1,628.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,646.02 : 3,967.73 = 1,085.74 : x
  2. Step 2: Convert to fraction form
    2,646.02/3,967.73 = 1,085.74/x
  3. Step 3: Cross multiply
    2,646.02x = 3,967.73 × 1,085.74
  4. Step 4: Simplify right side
    2,646.02x = 4,307,923.17
  5. Step 5: Solve for x
    x = 4,307,923.17/2,646.02
  6. Step 6: Final answer
    x = 1,628.08

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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.