Home / 2,374.02-3,276.09-1,379.34

Finding the Fourth Proportional to 2,374.02, 3,276.09 and 1,379.34

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Solution

The fourth proportional to 2,374.02, 3,276.09 and 1,379.34 is: 1,903.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,374.02 : 3,276.09 = 1,379.34 : x
  2. Step 2: Convert to fraction form
    2,374.02/3,276.09 = 1,379.34/x
  3. Step 3: Cross multiply
    2,374.02x = 3,276.09 × 1,379.34
  4. Step 4: Simplify right side
    2,374.02x = 4,518,841.98
  5. Step 5: Solve for x
    x = 4,518,841.98/2,374.02
  6. Step 6: Final answer
    x = 1,903.46

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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.