Home / 2,506.15-3,461.79-1,923.88

Finding the Fourth Proportional to 2,506.15, 3,461.79 and 1,923.88

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Solution

The fourth proportional to 2,506.15, 3,461.79 and 1,923.88 is: 2,657.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,506.15 : 3,461.79 = 1,923.88 : x
  2. Step 2: Convert to fraction form
    2,506.15/3,461.79 = 1,923.88/x
  3. Step 3: Cross multiply
    2,506.15x = 3,461.79 × 1,923.88
  4. Step 4: Simplify right side
    2,506.15x = 6,660,068.55
  5. Step 5: Solve for x
    x = 6,660,068.55/2,506.15
  6. Step 6: Final answer
    x = 2,657.49

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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.