Home / 3,490.30-4,820.87-2,610.01

Finding the Fourth Proportional to 3,490.30, 4,820.87 and 2,610.01

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Solution

The fourth proportional to 3,490.30, 4,820.87 and 2,610.01 is: 3,605.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,490.30 : 4,820.87 = 2,610.01 : x
  2. Step 2: Convert to fraction form
    3,490.30/4,820.87 = 2,610.01/x
  3. Step 3: Cross multiply
    3,490.30x = 4,820.87 × 2,610.01
  4. Step 4: Simplify right side
    3,490.30x = 12,582,518.91
  5. Step 5: Solve for x
    x = 12,582,518.91/3,490.30
  6. Step 6: Final answer
    x = 3,605.00

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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.