Home / 6,153.56-9,221.70-4,615.64

Finding the Fourth Proportional to 6,153.56, 9,221.70 and 4,615.64

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Solution

The fourth proportional to 6,153.56, 9,221.70 and 4,615.64 is: 6,916.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,153.56 : 9,221.70 = 4,615.64 : x
  2. Step 2: Convert to fraction form
    6,153.56/9,221.70 = 4,615.64/x
  3. Step 3: Cross multiply
    6,153.56x = 9,221.70 × 4,615.64
  4. Step 4: Simplify right side
    6,153.56x = 42,564,047.39
  5. Step 5: Solve for x
    x = 42,564,047.39/6,153.56
  6. Step 6: Final answer
    x = 6,916.98

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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.