Home / 1,772.04-2,655.62-904.54

Finding the Fourth Proportional to 1,772.04, 2,655.62 and 904.54

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Solution

The fourth proportional to 1,772.04, 2,655.62 and 904.54 is: 1,355.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,772.04 : 2,655.62 = 904.54 : x
  2. Step 2: Convert to fraction form
    1,772.04/2,655.62 = 904.54/x
  3. Step 3: Cross multiply
    1,772.04x = 2,655.62 × 904.54
  4. Step 4: Simplify right side
    1,772.04x = 2,402,114.51
  5. Step 5: Solve for x
    x = 2,402,114.51/1,772.04
  6. Step 6: Final answer
    x = 1,355.56

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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.