Home / 7,012.47-10,513.14-3,500.67

Finding the Fourth Proportional to 7,012.47, 10,513.14 and 3,500.67

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Solution

The fourth proportional to 7,012.47, 10,513.14 and 3,500.67 is: 5,248.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,012.47 : 10,513.14 = 3,500.67 : x
  2. Step 2: Convert to fraction form
    7,012.47/10,513.14 = 3,500.67/x
  3. Step 3: Cross multiply
    7,012.47x = 10,513.14 × 3,500.67
  4. Step 4: Simplify right side
    7,012.47x = 36,803,033.80
  5. Step 5: Solve for x
    x = 36,803,033.80/7,012.47
  6. Step 6: Final answer
    x = 5,248.23

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1.5x scale

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.