Home / 1,779.06-2,669.56-1,684.02

Finding the Fourth Proportional to 1,779.06, 2,669.56 and 1,684.02

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Solution

The fourth proportional to 1,779.06, 2,669.56 and 1,684.02 is: 2,526.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,779.06 : 2,669.56 = 1,684.02 : x
  2. Step 2: Convert to fraction form
    1,779.06/2,669.56 = 1,684.02/x
  3. Step 3: Cross multiply
    1,779.06x = 2,669.56 × 1,684.02
  4. Step 4: Simplify right side
    1,779.06x = 4,495,598.23
  5. Step 5: Solve for x
    x = 4,495,598.23/1,779.06
  6. Step 6: Final answer
    x = 2,526.95

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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.