Home / 2,854.40-4,277.64-1,556.96

Finding the Fourth Proportional to 2,854.40, 4,277.64 and 1,556.96

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Solution

The fourth proportional to 2,854.40, 4,277.64 and 1,556.96 is: 2,333.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,854.40 : 4,277.64 = 1,556.96 : x
  2. Step 2: Convert to fraction form
    2,854.40/4,277.64 = 1,556.96/x
  3. Step 3: Cross multiply
    2,854.40x = 4,277.64 × 1,556.96
  4. Step 4: Simplify right side
    2,854.40x = 6,660,114.37
  5. Step 5: Solve for x
    x = 6,660,114.37/2,854.40
  6. Step 6: Final answer
    x = 2,333.28

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1.5x scale

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.