Home / 5,554.80-8,330.40-1,856.07

Finding the Fourth Proportional to 5,554.80, 8,330.40 and 1,856.07

Calculator

Solution

The fourth proportional to 5,554.80, 8,330.40 and 1,856.07 is: 2,783.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,554.80 : 8,330.40 = 1,856.07 : x
  2. Step 2: Convert to fraction form
    5,554.80/8,330.40 = 1,856.07/x
  3. Step 3: Cross multiply
    5,554.80x = 8,330.40 × 1,856.07
  4. Step 4: Simplify right side
    5,554.80x = 15,461,805.53
  5. Step 5: Solve for x
    x = 15,461,805.53/5,554.80
  6. Step 6: Final answer
    x = 2,783.50

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.