Home / 10,500.76-14,491.05-5,785

Finding the Fourth Proportional to 10,500.76, 14,491.05 and 5,785

Calculator

Solution

The fourth proportional to 10,500.76, 14,491.05 and 5,785 is: 7,983.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,500.76 : 14,491.05 = 5,785 : x
  2. Step 2: Convert to fraction form
    10,500.76/14,491.05 = 5,785/x
  3. Step 3: Cross multiply
    10,500.76x = 14,491.05 × 5,785
  4. Step 4: Simplify right side
    10,500.76x = 83,830,724.25
  5. Step 5: Solve for x
    x = 83,830,724.25/10,500.76
  6. Step 6: Final answer
    x = 7,983.30

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.