Home / 1,779.19-2,454.86-1,032.71

Finding the Fourth Proportional to 1,779.19, 2,454.86 and 1,032.71

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Solution

The fourth proportional to 1,779.19, 2,454.86 and 1,032.71 is: 1,424.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,779.19 : 2,454.86 = 1,032.71 : x
  2. Step 2: Convert to fraction form
    1,779.19/2,454.86 = 1,032.71/x
  3. Step 3: Cross multiply
    1,779.19x = 2,454.86 × 1,032.71
  4. Step 4: Simplify right side
    1,779.19x = 2,535,153.31
  5. Step 5: Solve for x
    x = 2,535,153.31/1,779.19
  6. Step 6: Final answer
    x = 1,424.90

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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.