Home / 1,442.16-2,159.64-1,007.28

Finding the Fourth Proportional to 1,442.16, 2,159.64 and 1,007.28

Calculator

Solution

The fourth proportional to 1,442.16, 2,159.64 and 1,007.28 is: 1,508.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,442.16 : 2,159.64 = 1,007.28 : x
  2. Step 2: Convert to fraction form
    1,442.16/2,159.64 = 1,007.28/x
  3. Step 3: Cross multiply
    1,442.16x = 2,159.64 × 1,007.28
  4. Step 4: Simplify right side
    1,442.16x = 2,175,362.18
  5. Step 5: Solve for x
    x = 2,175,362.18/1,442.16
  6. Step 6: Final answer
    x = 1,508.41

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.