Home / 10,397.10-14,346.63-6,147.90

Finding the Fourth Proportional to 10,397.10, 14,346.63 and 6,147.90

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Solution

The fourth proportional to 10,397.10, 14,346.63 and 6,147.90 is: 8,483.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,397.10 : 14,346.63 = 6,147.90 : x
  2. Step 2: Convert to fraction form
    10,397.10/14,346.63 = 6,147.90/x
  3. Step 3: Cross multiply
    10,397.10x = 14,346.63 × 6,147.90
  4. Step 4: Simplify right side
    10,397.10x = 88,201,646.58
  5. Step 5: Solve for x
    x = 88,201,646.58/10,397.10
  6. Step 6: Final answer
    x = 8,483.29

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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.