Home / 2,852.48-4,278.40-904.52

Finding the Fourth Proportional to 2,852.48, 4,278.40 and 904.52

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Solution

The fourth proportional to 2,852.48, 4,278.40 and 904.52 is: 1,356.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,852.48 : 4,278.40 = 904.52 : x
  2. Step 2: Convert to fraction form
    2,852.48/4,278.40 = 904.52/x
  3. Step 3: Cross multiply
    2,852.48x = 4,278.40 × 904.52
  4. Step 4: Simplify right side
    2,852.48x = 3,869,898.37
  5. Step 5: Solve for x
    x = 3,869,898.37/2,852.48
  6. Step 6: Final answer
    x = 1,356.68

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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.