Home / 8,899.01-12,278.65-5,312.33

Finding the Fourth Proportional to 8,899.01, 12,278.65 and 5,312.33

Calculator

Solution

The fourth proportional to 8,899.01, 12,278.65 and 5,312.33 is: 7,329.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,899.01 : 12,278.65 = 5,312.33 : x
  2. Step 2: Convert to fraction form
    8,899.01/12,278.65 = 5,312.33/x
  3. Step 3: Cross multiply
    8,899.01x = 12,278.65 × 5,312.33
  4. Step 4: Simplify right side
    8,899.01x = 65,228,214.19
  5. Step 5: Solve for x
    x = 65,228,214.19/8,899.01
  6. Step 6: Final answer
    x = 7,329.83

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.