Home / 7,895.87-10,896.15-4,359

Finding the Fourth Proportional to 7,895.87, 10,896.15 and 4,359

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Solution

The fourth proportional to 7,895.87, 10,896.15 and 4,359 is: 6,015.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,895.87 : 10,896.15 = 4,359 : x
  2. Step 2: Convert to fraction form
    7,895.87/10,896.15 = 4,359/x
  3. Step 3: Cross multiply
    7,895.87x = 10,896.15 × 4,359
  4. Step 4: Simplify right side
    7,895.87x = 47,496,317.85
  5. Step 5: Solve for x
    x = 47,496,317.85/7,895.87
  6. Step 6: Final answer
    x = 6,015.34

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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.