Home / 2,370.37-3,271.51-1,376.48

Finding the Fourth Proportional to 2,370.37, 3,271.51 and 1,376.48

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Solution

The fourth proportional to 2,370.37, 3,271.51 and 1,376.48 is: 1,899.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,370.37 : 3,271.51 = 1,376.48 : x
  2. Step 2: Convert to fraction form
    2,370.37/3,271.51 = 1,376.48/x
  3. Step 3: Cross multiply
    2,370.37x = 3,271.51 × 1,376.48
  4. Step 4: Simplify right side
    2,370.37x = 4,503,168.08
  5. Step 5: Solve for x
    x = 4,503,168.08/2,370.37
  6. Step 6: Final answer
    x = 1,899.77

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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.