Home / 10,537.61-15,801.11-3,515.19

Finding the Fourth Proportional to 10,537.61, 15,801.11 and 3,515.19

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Solution

The fourth proportional to 10,537.61, 15,801.11 and 3,515.19 is: 5,271.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,537.61 : 15,801.11 = 3,515.19 : x
  2. Step 2: Convert to fraction form
    10,537.61/15,801.11 = 3,515.19/x
  3. Step 3: Cross multiply
    10,537.61x = 15,801.11 × 3,515.19
  4. Step 4: Simplify right side
    10,537.61x = 55,543,886.28
  5. Step 5: Solve for x
    x = 55,543,886.28/10,537.61
  6. Step 6: Final answer
    x = 5,271.01

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1.5x scale

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.