Home / 1,820.30-2,730.90-587.84

Finding the Fourth Proportional to 1,820.30, 2,730.90 and 587.84

Calculator

Solution

The fourth proportional to 1,820.30, 2,730.90 and 587.84 is: 881.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,820.30 : 2,730.90 = 587.84 : x
  2. Step 2: Convert to fraction form
    1,820.30/2,730.90 = 587.84/x
  3. Step 3: Cross multiply
    1,820.30x = 2,730.90 × 587.84
  4. Step 4: Simplify right side
    1,820.30x = 1,605,332.26
  5. Step 5: Solve for x
    x = 1,605,332.26/1,820.30
  6. Step 6: Final answer
    x = 881.91

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.