Home / 7,862.31-10,849.59-4,325.67

Finding the Fourth Proportional to 7,862.31, 10,849.59 and 4,325.67

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Solution

The fourth proportional to 7,862.31, 10,849.59 and 4,325.67 is: 5,969.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,862.31 : 10,849.59 = 4,325.67 : x
  2. Step 2: Convert to fraction form
    7,862.31/10,849.59 = 4,325.67/x
  3. Step 3: Cross multiply
    7,862.31x = 10,849.59 × 4,325.67
  4. Step 4: Simplify right side
    7,862.31x = 46,931,745.98
  5. Step 5: Solve for x
    x = 46,931,745.98/7,862.31
  6. Step 6: Final answer
    x = 5,969.21

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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.