Home / 10,656.77-15,968.75-6,269.40

Finding the Fourth Proportional to 10,656.77, 15,968.75 and 6,269.40

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Solution

The fourth proportional to 10,656.77, 15,968.75 and 6,269.40 is: 9,394.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,656.77 : 15,968.75 = 6,269.40 : x
  2. Step 2: Convert to fraction form
    10,656.77/15,968.75 = 6,269.40/x
  3. Step 3: Cross multiply
    10,656.77x = 15,968.75 × 6,269.40
  4. Step 4: Simplify right side
    10,656.77x = 100,114,449.90
  5. Step 5: Solve for x
    x = 100,114,449.90/10,656.77
  6. Step 6: Final answer
    x = 9,394.45

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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.