Home / 6,570-9,904.53-6,147.18

Finding the Fourth Proportional to 6,570, 9,904.53 and 6,147.18

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Solution

The fourth proportional to 6,570, 9,904.53 and 6,147.18 is: 9,267.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,570 : 9,904.53 = 6,147.18 : x
  2. Step 2: Convert to fraction form
    6,570/9,904.53 = 6,147.18/x
  3. Step 3: Cross multiply
    6,570x = 9,904.53 × 6,147.18
  4. Step 4: Simplify right side
    6,570x = 60,884,928.73
  5. Step 5: Solve for x
    x = 60,884,928.73/6,570
  6. Step 6: Final answer
    x = 9,267.11

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.