Home / 10,407.30-15,597.09-3,827.40

Finding the Fourth Proportional to 10,407.30, 15,597.09 and 3,827.40

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Solution

The fourth proportional to 10,407.30, 15,597.09 and 3,827.40 is: 5,736.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,407.30 : 15,597.09 = 3,827.40 : x
  2. Step 2: Convert to fraction form
    10,407.30/15,597.09 = 3,827.40/x
  3. Step 3: Cross multiply
    10,407.30x = 15,597.09 × 3,827.40
  4. Step 4: Simplify right side
    10,407.30x = 59,696,302.27
  5. Step 5: Solve for x
    x = 59,696,302.27/10,407.30
  6. Step 6: Final answer
    x = 5,736.00

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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.