Home / 7,003.17-9,664.38-4,019.72

Finding the Fourth Proportional to 7,003.17, 9,664.38 and 4,019.72

Calculator

Solution

The fourth proportional to 7,003.17, 9,664.38 and 4,019.72 is: 5,547.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,003.17 : 9,664.38 = 4,019.72 : x
  2. Step 2: Convert to fraction form
    7,003.17/9,664.38 = 4,019.72/x
  3. Step 3: Cross multiply
    7,003.17x = 9,664.38 × 4,019.72
  4. Step 4: Simplify right side
    7,003.17x = 38,848,053.25
  5. Step 5: Solve for x
    x = 38,848,053.25/7,003.17
  6. Step 6: Final answer
    x = 5,547.21

Related Problems

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.