Home / 8,492.76-11,719.90-4,715.91

Finding the Fourth Proportional to 8,492.76, 11,719.90 and 4,715.91

Calculator

Solution

The fourth proportional to 8,492.76, 11,719.90 and 4,715.91 is: 6,507.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,492.76 : 11,719.90 = 4,715.91 : x
  2. Step 2: Convert to fraction form
    8,492.76/11,719.90 = 4,715.91/x
  3. Step 3: Cross multiply
    8,492.76x = 11,719.90 × 4,715.91
  4. Step 4: Simplify right side
    8,492.76x = 55,269,981.82
  5. Step 5: Solve for x
    x = 55,269,981.82/8,492.76
  6. Step 6: Final answer
    x = 6,507.89

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.