Home / 6,918.55-9,547.07-4,266

Finding the Fourth Proportional to 6,918.55, 9,547.07 and 4,266

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Solution

The fourth proportional to 6,918.55, 9,547.07 and 4,266 is: 5,886.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,918.55 : 9,547.07 = 4,266 : x
  2. Step 2: Convert to fraction form
    6,918.55/9,547.07 = 4,266/x
  3. Step 3: Cross multiply
    6,918.55x = 9,547.07 × 4,266
  4. Step 4: Simplify right side
    6,918.55x = 40,727,779.29
  5. Step 5: Solve for x
    x = 40,727,779.29/6,918.55
  6. Step 6: Final answer
    x = 5,886.75

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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.