Home / 1,579.95-2,368.58-1,116.27

Finding the Fourth Proportional to 1,579.95, 2,368.58 and 1,116.27

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Solution

The fourth proportional to 1,579.95, 2,368.58 and 1,116.27 is: 1,673.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,579.95 : 2,368.58 = 1,116.27 : x
  2. Step 2: Convert to fraction form
    1,579.95/2,368.58 = 1,116.27/x
  3. Step 3: Cross multiply
    1,579.95x = 2,368.58 × 1,116.27
  4. Step 4: Simplify right side
    1,579.95x = 2,643,969.22
  5. Step 5: Solve for x
    x = 2,643,969.22/1,579.95
  6. Step 6: Final answer
    x = 1,673.45

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1.5x scale

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.