Home / 10,306.98-15,460.47-3,731.64

Finding the Fourth Proportional to 10,306.98, 15,460.47 and 3,731.64

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Solution

The fourth proportional to 10,306.98, 15,460.47 and 3,731.64 is: 5,597.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,306.98 : 15,460.47 = 3,731.64 : x
  2. Step 2: Convert to fraction form
    10,306.98/15,460.47 = 3,731.64/x
  3. Step 3: Cross multiply
    10,306.98x = 15,460.47 × 3,731.64
  4. Step 4: Simplify right side
    10,306.98x = 57,692,908.27
  5. Step 5: Solve for x
    x = 57,692,908.27/10,306.98
  6. Step 6: Final answer
    x = 5,597.46

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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.