Home / 7,865.36-10,853.54-4,634.67

Finding the Fourth Proportional to 7,865.36, 10,853.54 and 4,634.67

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Solution

The fourth proportional to 7,865.36, 10,853.54 and 4,634.67 is: 6,395.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,865.36 : 10,853.54 = 4,634.67 : x
  2. Step 2: Convert to fraction form
    7,865.36/10,853.54 = 4,634.67/x
  3. Step 3: Cross multiply
    7,865.36x = 10,853.54 × 4,634.67
  4. Step 4: Simplify right side
    7,865.36x = 50,302,576.23
  5. Step 5: Solve for x
    x = 50,302,576.23/7,865.36
  6. Step 6: Final answer
    x = 6,395.46

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1.5x scale

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.