Home / 6,442.69-9,663.96-2,547.07

Finding the Fourth Proportional to 6,442.69, 9,663.96 and 2,547.07

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Solution

The fourth proportional to 6,442.69, 9,663.96 and 2,547.07 is: 3,820.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,442.69 : 9,663.96 = 2,547.07 : x
  2. Step 2: Convert to fraction form
    6,442.69/9,663.96 = 2,547.07/x
  3. Step 3: Cross multiply
    6,442.69x = 9,663.96 × 2,547.07
  4. Step 4: Simplify right side
    6,442.69x = 24,614,782.60
  5. Step 5: Solve for x
    x = 24,614,782.60/6,442.69
  6. Step 6: Final answer
    x = 3,820.58

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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.