Home / 7,019.18-10,542.74-4,391.34

Finding the Fourth Proportional to 7,019.18, 10,542.74 and 4,391.34

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Solution

The fourth proportional to 7,019.18, 10,542.74 and 4,391.34 is: 6,595.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,019.18 : 10,542.74 = 4,391.34 : x
  2. Step 2: Convert to fraction form
    7,019.18/10,542.74 = 4,391.34/x
  3. Step 3: Cross multiply
    7,019.18x = 10,542.74 × 4,391.34
  4. Step 4: Simplify right side
    7,019.18x = 46,296,719.08
  5. Step 5: Solve for x
    x = 46,296,719.08/7,019.18
  6. Step 6: Final answer
    x = 6,595.75

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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.