Home / 2,374.41-3,276.51-1,430.34

Finding the Fourth Proportional to 2,374.41, 3,276.51 and 1,430.34

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Solution

The fourth proportional to 2,374.41, 3,276.51 and 1,430.34 is: 1,973.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,374.41 : 3,276.51 = 1,430.34 : x
  2. Step 2: Convert to fraction form
    2,374.41/3,276.51 = 1,430.34/x
  3. Step 3: Cross multiply
    2,374.41x = 3,276.51 × 1,430.34
  4. Step 4: Simplify right side
    2,374.41x = 4,686,523.31
  5. Step 5: Solve for x
    x = 4,686,523.31/2,374.41
  6. Step 6: Final answer
    x = 1,973.76

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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.