Home / 1,770.05-2,649.95-1,582.45

Finding the Fourth Proportional to 1,770.05, 2,649.95 and 1,582.45

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Solution

The fourth proportional to 1,770.05, 2,649.95 and 1,582.45 is: 2,369.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,770.05 : 2,649.95 = 1,582.45 : x
  2. Step 2: Convert to fraction form
    1,770.05/2,649.95 = 1,582.45/x
  3. Step 3: Cross multiply
    1,770.05x = 2,649.95 × 1,582.45
  4. Step 4: Simplify right side
    1,770.05x = 4,193,392.22
  5. Step 5: Solve for x
    x = 4,193,392.22/1,770.05
  6. Step 6: Final answer
    x = 2,369.08

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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.