Home / 2,518.93-3,490.85-2,483.69

Finding the Fourth Proportional to 2,518.93, 3,490.85 and 2,483.69

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Solution

The fourth proportional to 2,518.93, 3,490.85 and 2,483.69 is: 3,442.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,518.93 : 3,490.85 = 2,483.69 : x
  2. Step 2: Convert to fraction form
    2,518.93/3,490.85 = 2,483.69/x
  3. Step 3: Cross multiply
    2,518.93x = 3,490.85 × 2,483.69
  4. Step 4: Simplify right side
    2,518.93x = 8,670,189.24
  5. Step 5: Solve for x
    x = 8,670,189.24/2,518.93
  6. Step 6: Final answer
    x = 3,442.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.