Home / 8,347.16-11,519.34-4,810.52

Finding the Fourth Proportional to 8,347.16, 11,519.34 and 4,810.52

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Solution

The fourth proportional to 8,347.16, 11,519.34 and 4,810.52 is: 6,638.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,347.16 : 11,519.34 = 4,810.52 : x
  2. Step 2: Convert to fraction form
    8,347.16/11,519.34 = 4,810.52/x
  3. Step 3: Cross multiply
    8,347.16x = 11,519.34 × 4,810.52
  4. Step 4: Simplify right side
    8,347.16x = 55,414,015.46
  5. Step 5: Solve for x
    x = 55,414,015.46/8,347.16
  6. Step 6: Final answer
    x = 6,638.67

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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.