Home / 10,166.10-15,237.53-4,319.52

Finding the Fourth Proportional to 10,166.10, 15,237.53 and 4,319.52

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Solution

The fourth proportional to 10,166.10, 15,237.53 and 4,319.52 is: 6,474.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,166.10 : 15,237.53 = 4,319.52 : x
  2. Step 2: Convert to fraction form
    10,166.10/15,237.53 = 4,319.52/x
  3. Step 3: Cross multiply
    10,166.10x = 15,237.53 × 4,319.52
  4. Step 4: Simplify right side
    10,166.10x = 65,818,815.59
  5. Step 5: Solve for x
    x = 65,818,815.59/10,166.10
  6. Step 6: Final answer
    x = 6,474.34

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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.