Home / 2,355.48-3,250.58-1,307.56

Finding the Fourth Proportional to 2,355.48, 3,250.58 and 1,307.56

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Solution

The fourth proportional to 2,355.48, 3,250.58 and 1,307.56 is: 1,804.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,355.48 : 3,250.58 = 1,307.56 : x
  2. Step 2: Convert to fraction form
    2,355.48/3,250.58 = 1,307.56/x
  3. Step 3: Cross multiply
    2,355.48x = 3,250.58 × 1,307.56
  4. Step 4: Simplify right side
    2,355.48x = 4,250,328.38
  5. Step 5: Solve for x
    x = 4,250,328.38/2,355.48
  6. Step 6: Final answer
    x = 1,804.44

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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.