Home / 2,528-3,792.56-1,068.40

Finding the Fourth Proportional to 2,528, 3,792.56 and 1,068.40

Calculator

Solution

The fourth proportional to 2,528, 3,792.56 and 1,068.40 is: 1,602.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,528 : 3,792.56 = 1,068.40 : x
  2. Step 2: Convert to fraction form
    2,528/3,792.56 = 1,068.40/x
  3. Step 3: Cross multiply
    2,528x = 3,792.56 × 1,068.40
  4. Step 4: Simplify right side
    2,528x = 4,051,971.10
  5. Step 5: Solve for x
    x = 4,051,971.10/2,528
  6. Step 6: Final answer
    x = 1,602.84

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.