Home / 7,271.61-10,034.31-4,084.53

Finding the Fourth Proportional to 7,271.61, 10,034.31 and 4,084.53

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Solution

The fourth proportional to 7,271.61, 10,034.31 and 4,084.53 is: 5,636.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,271.61 : 10,034.31 = 4,084.53 : x
  2. Step 2: Convert to fraction form
    7,271.61/10,034.31 = 4,084.53/x
  3. Step 3: Cross multiply
    7,271.61x = 10,034.31 × 4,084.53
  4. Step 4: Simplify right side
    7,271.61x = 40,985,440.22
  5. Step 5: Solve for x
    x = 40,985,440.22/7,271.61
  6. Step 6: Final answer
    x = 5,636.36

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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.