Home / 11,369.23-15,689.70-6,265.35

Finding the Fourth Proportional to 11,369.23, 15,689.70 and 6,265.35

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Solution

The fourth proportional to 11,369.23, 15,689.70 and 6,265.35 is: 8,646.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,369.23 : 15,689.70 = 6,265.35 : x
  2. Step 2: Convert to fraction form
    11,369.23/15,689.70 = 6,265.35/x
  3. Step 3: Cross multiply
    11,369.23x = 15,689.70 × 6,265.35
  4. Step 4: Simplify right side
    11,369.23x = 98,301,461.90
  5. Step 5: Solve for x
    x = 98,301,461.90/11,369.23
  6. Step 6: Final answer
    x = 8,646.27

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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.