Home / 2,567.08-3,545.94-1,779.76

Finding the Fourth Proportional to 2,567.08, 3,545.94 and 1,779.76

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Solution

The fourth proportional to 2,567.08, 3,545.94 and 1,779.76 is: 2,458.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,567.08 : 3,545.94 = 1,779.76 : x
  2. Step 2: Convert to fraction form
    2,567.08/3,545.94 = 1,779.76/x
  3. Step 3: Cross multiply
    2,567.08x = 3,545.94 × 1,779.76
  4. Step 4: Simplify right side
    2,567.08x = 6,310,922.17
  5. Step 5: Solve for x
    x = 6,310,922.17/2,567.08
  6. Step 6: Final answer
    x = 2,458.40

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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.