Home / 1,056.85-1,584.02-507.80

Finding the Fourth Proportional to 1,056.85, 1,584.02 and 507.80

Calculator

Solution

The fourth proportional to 1,056.85, 1,584.02 and 507.80 is: 761.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,056.85 : 1,584.02 = 507.80 : x
  2. Step 2: Convert to fraction form
    1,056.85/1,584.02 = 507.80/x
  3. Step 3: Cross multiply
    1,056.85x = 1,584.02 × 507.80
  4. Step 4: Simplify right side
    1,056.85x = 804,370.59
  5. Step 5: Solve for x
    x = 804,370.59/1,056.85
  6. Step 6: Final answer
    x = 761.10

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.