Home / 6,507.12-9,750.81-4,307.97

Finding the Fourth Proportional to 6,507.12, 9,750.81 and 4,307.97

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Solution

The fourth proportional to 6,507.12, 9,750.81 and 4,307.97 is: 6,455.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,507.12 : 9,750.81 = 4,307.97 : x
  2. Step 2: Convert to fraction form
    6,507.12/9,750.81 = 4,307.97/x
  3. Step 3: Cross multiply
    6,507.12x = 9,750.81 × 4,307.97
  4. Step 4: Simplify right side
    6,507.12x = 42,006,196.96
  5. Step 5: Solve for x
    x = 42,006,196.96/6,507.12
  6. Step 6: Final answer
    x = 6,455.42

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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.