Home / 1,858.07-2,566.80-1,484.55

Finding the Fourth Proportional to 1,858.07, 2,566.80 and 1,484.55

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Solution

The fourth proportional to 1,858.07, 2,566.80 and 1,484.55 is: 2,050.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,858.07 : 2,566.80 = 1,484.55 : x
  2. Step 2: Convert to fraction form
    1,858.07/2,566.80 = 1,484.55/x
  3. Step 3: Cross multiply
    1,858.07x = 2,566.80 × 1,484.55
  4. Step 4: Simplify right side
    1,858.07x = 3,810,542.94
  5. Step 5: Solve for x
    x = 3,810,542.94/1,858.07
  6. Step 6: Final answer
    x = 2,050.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.