Home / 5,365.25-8,048.40-1,854.77

Finding the Fourth Proportional to 5,365.25, 8,048.40 and 1,854.77

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Solution

The fourth proportional to 5,365.25, 8,048.40 and 1,854.77 is: 2,782.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,365.25 : 8,048.40 = 1,854.77 : x
  2. Step 2: Convert to fraction form
    5,365.25/8,048.40 = 1,854.77/x
  3. Step 3: Cross multiply
    5,365.25x = 8,048.40 × 1,854.77
  4. Step 4: Simplify right side
    5,365.25x = 14,927,930.87
  5. Step 5: Solve for x
    x = 14,927,930.87/5,365.25
  6. Step 6: Final answer
    x = 2,782.34

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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.