Home / 1,750.41-2,417.45-1,422.36

Finding the Fourth Proportional to 1,750.41, 2,417.45 and 1,422.36

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Solution

The fourth proportional to 1,750.41, 2,417.45 and 1,422.36 is: 1,964.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,750.41 : 2,417.45 = 1,422.36 : x
  2. Step 2: Convert to fraction form
    1,750.41/2,417.45 = 1,422.36/x
  3. Step 3: Cross multiply
    1,750.41x = 2,417.45 × 1,422.36
  4. Step 4: Simplify right side
    1,750.41x = 3,438,477.07
  5. Step 5: Solve for x
    x = 3,438,477.07/1,750.41
  6. Step 6: Final answer
    x = 1,964.38

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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.