Home / 10,013.63-13,818.57-5,537.41

Finding the Fourth Proportional to 10,013.63, 13,818.57 and 5,537.41

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Solution

The fourth proportional to 10,013.63, 13,818.57 and 5,537.41 is: 7,641.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,013.63 : 13,818.57 = 5,537.41 : x
  2. Step 2: Convert to fraction form
    10,013.63/13,818.57 = 5,537.41/x
  3. Step 3: Cross multiply
    10,013.63x = 13,818.57 × 5,537.41
  4. Step 4: Simplify right side
    10,013.63x = 76,519,156.84
  5. Step 5: Solve for x
    x = 76,519,156.84/10,013.63
  6. Step 6: Final answer
    x = 7,641.50

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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.