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Finding the Fourth Proportional to 2,710.95, 4,071.06 and 1,677.08

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Solution

The fourth proportional to 2,710.95, 4,071.06 and 1,677.08 is: 2,518.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,710.95 : 4,071.06 = 1,677.08 : x
  2. Step 2: Convert to fraction form
    2,710.95/4,071.06 = 1,677.08/x
  3. Step 3: Cross multiply
    2,710.95x = 4,071.06 × 1,677.08
  4. Step 4: Simplify right side
    2,710.95x = 6,827,472.95
  5. Step 5: Solve for x
    x = 6,827,472.95/2,710.95
  6. Step 6: Final answer
    x = 2,518.48

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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.