Home / 2,074.30-2,862.51-1,130.08

Finding the Fourth Proportional to 2,074.30, 2,862.51 and 1,130.08

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Solution

The fourth proportional to 2,074.30, 2,862.51 and 1,130.08 is: 1,559.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,074.30 : 2,862.51 = 1,130.08 : x
  2. Step 2: Convert to fraction form
    2,074.30/2,862.51 = 1,130.08/x
  3. Step 3: Cross multiply
    2,074.30x = 2,862.51 × 1,130.08
  4. Step 4: Simplify right side
    2,074.30x = 3,234,850.99
  5. Step 5: Solve for x
    x = 3,234,850.99/2,074.30
  6. Step 6: Final answer
    x = 1,559.49

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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.