Home / 1,759.15-2,427.51-973.18

Finding the Fourth Proportional to 1,759.15, 2,427.51 and 973.18

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Solution

The fourth proportional to 1,759.15, 2,427.51 and 973.18 is: 1,342.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,759.15 : 2,427.51 = 973.18 : x
  2. Step 2: Convert to fraction form
    1,759.15/2,427.51 = 973.18/x
  3. Step 3: Cross multiply
    1,759.15x = 2,427.51 × 973.18
  4. Step 4: Simplify right side
    1,759.15x = 2,362,404.18
  5. Step 5: Solve for x
    x = 2,362,404.18/1,759.15
  6. Step 6: Final answer
    x = 1,342.92

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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.