Home / 10,429.39-15,639.28-4,503.45

Finding the Fourth Proportional to 10,429.39, 15,639.28 and 4,503.45

Calculator

Solution

The fourth proportional to 10,429.39, 15,639.28 and 4,503.45 is: 6,753.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,429.39 : 15,639.28 = 4,503.45 : x
  2. Step 2: Convert to fraction form
    10,429.39/15,639.28 = 4,503.45/x
  3. Step 3: Cross multiply
    10,429.39x = 15,639.28 × 4,503.45
  4. Step 4: Simplify right side
    10,429.39x = 70,430,674.93
  5. Step 5: Solve for x
    x = 70,430,674.93/10,429.39
  6. Step 6: Final answer
    x = 6,753.10

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.