Home / 1,475.32-2,213.16-782.01

Finding the Fourth Proportional to 1,475.32, 2,213.16 and 782.01

Calculator

Solution

The fourth proportional to 1,475.32, 2,213.16 and 782.01 is: 1,173.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,475.32 : 2,213.16 = 782.01 : x
  2. Step 2: Convert to fraction form
    1,475.32/2,213.16 = 782.01/x
  3. Step 3: Cross multiply
    1,475.32x = 2,213.16 × 782.01
  4. Step 4: Simplify right side
    1,475.32x = 1,730,713.25
  5. Step 5: Solve for x
    x = 1,730,713.25/1,475.32
  6. Step 6: Final answer
    x = 1,173.11

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.