Home / 4,376.81-6,567.95-1,779.75

Finding the Fourth Proportional to 4,376.81, 6,567.95 and 1,779.75

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Solution

The fourth proportional to 4,376.81, 6,567.95 and 1,779.75 is: 2,670.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,376.81 : 6,567.95 = 1,779.75 : x
  2. Step 2: Convert to fraction form
    4,376.81/6,567.95 = 1,779.75/x
  3. Step 3: Cross multiply
    4,376.81x = 6,567.95 × 1,779.75
  4. Step 4: Simplify right side
    4,376.81x = 11,689,313.46
  5. Step 5: Solve for x
    x = 11,689,313.46/4,376.81
  6. Step 6: Final answer
    x = 2,670.74

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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.