Home / 2,014.11-2,779.65-1,130.09

Finding the Fourth Proportional to 2,014.11, 2,779.65 and 1,130.09

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Solution

The fourth proportional to 2,014.11, 2,779.65 and 1,130.09 is: 1,559.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,014.11 : 2,779.65 = 1,130.09 : x
  2. Step 2: Convert to fraction form
    2,014.11/2,779.65 = 1,130.09/x
  3. Step 3: Cross multiply
    2,014.11x = 2,779.65 × 1,130.09
  4. Step 4: Simplify right side
    2,014.11x = 3,141,240.77
  5. Step 5: Solve for x
    x = 3,141,240.77/2,014.11
  6. Step 6: Final answer
    x = 1,559.62

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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.