Home / 6,315.47-9,461.09-3,533.72

Finding the Fourth Proportional to 6,315.47, 9,461.09 and 3,533.72

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Solution

The fourth proportional to 6,315.47, 9,461.09 and 3,533.72 is: 5,293.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,315.47 : 9,461.09 = 3,533.72 : x
  2. Step 2: Convert to fraction form
    6,315.47/9,461.09 = 3,533.72/x
  3. Step 3: Cross multiply
    6,315.47x = 9,461.09 × 3,533.72
  4. Step 4: Simplify right side
    6,315.47x = 33,432,777.98
  5. Step 5: Solve for x
    x = 33,432,777.98/6,315.47
  6. Step 6: Final answer
    x = 5,293.79

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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.