Home / 1,770.39-2,444.90-1,458.74

Finding the Fourth Proportional to 1,770.39, 2,444.90 and 1,458.74

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Solution

The fourth proportional to 1,770.39, 2,444.90 and 1,458.74 is: 2,014.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,770.39 : 2,444.90 = 1,458.74 : x
  2. Step 2: Convert to fraction form
    1,770.39/2,444.90 = 1,458.74/x
  3. Step 3: Cross multiply
    1,770.39x = 2,444.90 × 1,458.74
  4. Step 4: Simplify right side
    1,770.39x = 3,566,461.20
  5. Step 5: Solve for x
    x = 3,566,461.20/1,770.39
  6. Step 6: Final answer
    x = 2,014.51

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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.