Home / 2,779.93-4,165.09-1,461.72

Finding the Fourth Proportional to 2,779.93, 4,165.09 and 1,461.72

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Solution

The fourth proportional to 2,779.93, 4,165.09 and 1,461.72 is: 2,190.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,779.93 : 4,165.09 = 1,461.72 : x
  2. Step 2: Convert to fraction form
    2,779.93/4,165.09 = 1,461.72/x
  3. Step 3: Cross multiply
    2,779.93x = 4,165.09 × 1,461.72
  4. Step 4: Simplify right side
    2,779.93x = 6,088,207.32
  5. Step 5: Solve for x
    x = 6,088,207.32/2,779.93
  6. Step 6: Final answer
    x = 2,190.06

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1.5x scale

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.