Home / 6,570.23-9,065.79-3,916.67

Finding the Fourth Proportional to 6,570.23, 9,065.79 and 3,916.67

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Solution

The fourth proportional to 6,570.23, 9,065.79 and 3,916.67 is: 5,404.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,570.23 : 9,065.79 = 3,916.67 : x
  2. Step 2: Convert to fraction form
    6,570.23/9,065.79 = 3,916.67/x
  3. Step 3: Cross multiply
    6,570.23x = 9,065.79 × 3,916.67
  4. Step 4: Simplify right side
    6,570.23x = 35,507,707.72
  5. Step 5: Solve for x
    x = 35,507,707.72/6,570.23
  6. Step 6: Final answer
    x = 5,404.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.