Home / 2,355.25-3,250.33-1,307.51

Finding the Fourth Proportional to 2,355.25, 3,250.33 and 1,307.51

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Solution

The fourth proportional to 2,355.25, 3,250.33 and 1,307.51 is: 1,804.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,355.25 : 3,250.33 = 1,307.51 : x
  2. Step 2: Convert to fraction form
    2,355.25/3,250.33 = 1,307.51/x
  3. Step 3: Cross multiply
    2,355.25x = 3,250.33 × 1,307.51
  4. Step 4: Simplify right side
    2,355.25x = 4,249,832.44
  5. Step 5: Solve for x
    x = 4,249,832.44/2,355.25
  6. Step 6: Final answer
    x = 1,804.41

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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.