Home / 1,677.93-2,315.70-1,014.95

Finding the Fourth Proportional to 1,677.93, 2,315.70 and 1,014.95

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Solution

The fourth proportional to 1,677.93, 2,315.70 and 1,014.95 is: 1,400.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,677.93 : 2,315.70 = 1,014.95 : x
  2. Step 2: Convert to fraction form
    1,677.93/2,315.70 = 1,014.95/x
  3. Step 3: Cross multiply
    1,677.93x = 2,315.70 × 1,014.95
  4. Step 4: Simplify right side
    1,677.93x = 2,350,308.14
  5. Step 5: Solve for x
    x = 2,350,308.14/1,677.93
  6. Step 6: Final answer
    x = 1,400.72

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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.