Home / 4,410.86-6,618.90-1,779.62

Finding the Fourth Proportional to 4,410.86, 6,618.90 and 1,779.62

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Solution

The fourth proportional to 4,410.86, 6,618.90 and 1,779.62 is: 2,670.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,410.86 : 6,618.90 = 1,779.62 : x
  2. Step 2: Convert to fraction form
    4,410.86/6,618.90 = 1,779.62/x
  3. Step 3: Cross multiply
    4,410.86x = 6,618.90 × 1,779.62
  4. Step 4: Simplify right side
    4,410.86x = 11,779,127.62
  5. Step 5: Solve for x
    x = 11,779,127.62/4,410.86
  6. Step 6: Final answer
    x = 2,670.49

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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.