Home / 1,225.04-1,846.70-1,175.60

Finding the Fourth Proportional to 1,225.04, 1,846.70 and 1,175.60

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Solution

The fourth proportional to 1,225.04, 1,846.70 and 1,175.60 is: 1,772.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,225.04 : 1,846.70 = 1,175.60 : x
  2. Step 2: Convert to fraction form
    1,225.04/1,846.70 = 1,175.60/x
  3. Step 3: Cross multiply
    1,225.04x = 1,846.70 × 1,175.60
  4. Step 4: Simplify right side
    1,225.04x = 2,170,980.52
  5. Step 5: Solve for x
    x = 2,170,980.52/1,225.04
  6. Step 6: Final answer
    x = 1,772.17

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.