Home / 5,281-7,281.15-3,389.25

Finding the Fourth Proportional to 5,281, 7,281.15 and 3,389.25

Calculator

Solution

The fourth proportional to 5,281, 7,281.15 and 3,389.25 is: 4,672.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,281 : 7,281.15 = 3,389.25 : x
  2. Step 2: Convert to fraction form
    5,281/7,281.15 = 3,389.25/x
  3. Step 3: Cross multiply
    5,281x = 7,281.15 × 3,389.25
  4. Step 4: Simplify right side
    5,281x = 24,677,637.64
  5. Step 5: Solve for x
    x = 24,677,637.64/5,281
  6. Step 6: Final answer
    x = 4,672.91

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.