Home / 8,464.90-11,681.23-4,636.47

Finding the Fourth Proportional to 8,464.90, 11,681.23 and 4,636.47

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Solution

The fourth proportional to 8,464.90, 11,681.23 and 4,636.47 is: 6,398.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,464.90 : 11,681.23 = 4,636.47 : x
  2. Step 2: Convert to fraction form
    8,464.90/11,681.23 = 4,636.47/x
  3. Step 3: Cross multiply
    8,464.90x = 11,681.23 × 4,636.47
  4. Step 4: Simplify right side
    8,464.90x = 54,159,688.08
  5. Step 5: Solve for x
    x = 54,159,688.08/8,464.90
  6. Step 6: Final answer
    x = 6,398.15

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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.