Home / 1,775.06-2,447.79-1,480.22

Finding the Fourth Proportional to 1,775.06, 2,447.79 and 1,480.22

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Solution

The fourth proportional to 1,775.06, 2,447.79 and 1,480.22 is: 2,041.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,775.06 : 2,447.79 = 1,480.22 : x
  2. Step 2: Convert to fraction form
    1,775.06/2,447.79 = 1,480.22/x
  3. Step 3: Cross multiply
    1,775.06x = 2,447.79 × 1,480.22
  4. Step 4: Simplify right side
    1,775.06x = 3,623,267.71
  5. Step 5: Solve for x
    x = 3,623,267.71/1,775.06
  6. Step 6: Final answer
    x = 2,041.21

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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.