Home / 1,759.32-2,427.77-973.42

Finding the Fourth Proportional to 1,759.32, 2,427.77 and 973.42

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Solution

The fourth proportional to 1,759.32, 2,427.77 and 973.42 is: 1,343.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,759.32 : 2,427.77 = 973.42 : x
  2. Step 2: Convert to fraction form
    1,759.32/2,427.77 = 973.42/x
  3. Step 3: Cross multiply
    1,759.32x = 2,427.77 × 973.42
  4. Step 4: Simplify right side
    1,759.32x = 2,363,236.24
  5. Step 5: Solve for x
    x = 2,363,236.24/1,759.32
  6. Step 6: Final answer
    x = 1,343.27

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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.