Home / 5,017.71-6,924.56-2,779.77

Finding the Fourth Proportional to 5,017.71, 6,924.56 and 2,779.77

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Solution

The fourth proportional to 5,017.71, 6,924.56 and 2,779.77 is: 3,836.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,017.71 : 6,924.56 = 2,779.77 : x
  2. Step 2: Convert to fraction form
    5,017.71/6,924.56 = 2,779.77/x
  3. Step 3: Cross multiply
    5,017.71x = 6,924.56 × 2,779.77
  4. Step 4: Simplify right side
    5,017.71x = 19,248,684.15
  5. Step 5: Solve for x
    x = 19,248,684.15/5,017.71
  6. Step 6: Final answer
    x = 3,836.15

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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.