Home / 6,275.69-9,415.56-3,779.58

Finding the Fourth Proportional to 6,275.69, 9,415.56 and 3,779.58

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Solution

The fourth proportional to 6,275.69, 9,415.56 and 3,779.58 is: 5,670.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,275.69 : 9,415.56 = 3,779.58 : x
  2. Step 2: Convert to fraction form
    6,275.69/9,415.56 = 3,779.58/x
  3. Step 3: Cross multiply
    6,275.69x = 9,415.56 × 3,779.58
  4. Step 4: Simplify right side
    6,275.69x = 35,586,862.26
  5. Step 5: Solve for x
    x = 35,586,862.26/6,275.69
  6. Step 6: Final answer
    x = 5,670.59

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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.