Home / 2,860.08-4,290.47-1,010.83

Finding the Fourth Proportional to 2,860.08, 4,290.47 and 1,010.83

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Solution

The fourth proportional to 2,860.08, 4,290.47 and 1,010.83 is: 1,516.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,860.08 : 4,290.47 = 1,010.83 : x
  2. Step 2: Convert to fraction form
    2,860.08/4,290.47 = 1,010.83/x
  3. Step 3: Cross multiply
    2,860.08x = 4,290.47 × 1,010.83
  4. Step 4: Simplify right side
    2,860.08x = 4,336,931.85
  5. Step 5: Solve for x
    x = 4,336,931.85/2,860.08
  6. Step 6: Final answer
    x = 1,516.36

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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.