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Finding the Fourth Proportional to 6,573.66, 9,071.65 and 3,779.16

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Solution

The fourth proportional to 6,573.66, 9,071.65 and 3,779.16 is: 5,215.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,573.66 : 9,071.65 = 3,779.16 : x
  2. Step 2: Convert to fraction form
    6,573.66/9,071.65 = 3,779.16/x
  3. Step 3: Cross multiply
    6,573.66x = 9,071.65 × 3,779.16
  4. Step 4: Simplify right side
    6,573.66x = 34,283,166.26
  5. Step 5: Solve for x
    x = 34,283,166.26/6,573.66
  6. Step 6: Final answer
    x = 5,215.24

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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.