Home / 2,424.94-3,637.34-670.05

Finding the Fourth Proportional to 2,424.94, 3,637.34 and 670.05

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Solution

The fourth proportional to 2,424.94, 3,637.34 and 670.05 is: 1,005.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,424.94 : 3,637.34 = 670.05 : x
  2. Step 2: Convert to fraction form
    2,424.94/3,637.34 = 670.05/x
  3. Step 3: Cross multiply
    2,424.94x = 3,637.34 × 670.05
  4. Step 4: Simplify right side
    2,424.94x = 2,437,197.99
  5. Step 5: Solve for x
    x = 2,437,197.99/2,424.94
  6. Step 6: Final answer
    x = 1,005.05

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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.