Home / 10,398.63-14,350.07-5,682.91

Finding the Fourth Proportional to 10,398.63, 14,350.07 and 5,682.91

Calculator

Solution

The fourth proportional to 10,398.63, 14,350.07 and 5,682.91 is: 7,842.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,398.63 : 14,350.07 = 5,682.91 : x
  2. Step 2: Convert to fraction form
    10,398.63/14,350.07 = 5,682.91/x
  3. Step 3: Cross multiply
    10,398.63x = 14,350.07 × 5,682.91
  4. Step 4: Simplify right side
    10,398.63x = 81,550,134.64
  5. Step 5: Solve for x
    x = 81,550,134.64/10,398.63
  6. Step 6: Final answer
    x = 7,842.39

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.