Home / 10,303.56-15,455.18-2,512.36

Finding the Fourth Proportional to 10,303.56, 15,455.18 and 2,512.36

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Solution

The fourth proportional to 10,303.56, 15,455.18 and 2,512.36 is: 3,768.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,303.56 : 15,455.18 = 2,512.36 : x
  2. Step 2: Convert to fraction form
    10,303.56/15,455.18 = 2,512.36/x
  3. Step 3: Cross multiply
    10,303.56x = 15,455.18 × 2,512.36
  4. Step 4: Simplify right side
    10,303.56x = 38,828,976.02
  5. Step 5: Solve for x
    x = 38,828,976.02/10,303.56
  6. Step 6: Final answer
    x = 3,768.50

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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.