Home / 4,779.48-7,164.95-1,857.09

Finding the Fourth Proportional to 4,779.48, 7,164.95 and 1,857.09

Calculator

Solution

The fourth proportional to 4,779.48, 7,164.95 and 1,857.09 is: 2,783.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,779.48 : 7,164.95 = 1,857.09 : x
  2. Step 2: Convert to fraction form
    4,779.48/7,164.95 = 1,857.09/x
  3. Step 3: Cross multiply
    4,779.48x = 7,164.95 × 1,857.09
  4. Step 4: Simplify right side
    4,779.48x = 13,305,947.71
  5. Step 5: Solve for x
    x = 13,305,947.71/4,779.48
  6. Step 6: Final answer
    x = 2,783.97

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.