Home / 1,766.95-2,438.34-1,059.19

Finding the Fourth Proportional to 1,766.95, 2,438.34 and 1,059.19

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Solution

The fourth proportional to 1,766.95, 2,438.34 and 1,059.19 is: 1,461.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,766.95 : 2,438.34 = 1,059.19 : x
  2. Step 2: Convert to fraction form
    1,766.95/2,438.34 = 1,059.19/x
  3. Step 3: Cross multiply
    1,766.95x = 2,438.34 × 1,059.19
  4. Step 4: Simplify right side
    1,766.95x = 2,582,668.39
  5. Step 5: Solve for x
    x = 2,582,668.39/1,766.95
  6. Step 6: Final answer
    x = 1,461.66

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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.