Home / 7,303.23-10,955.45-3,143.34

Finding the Fourth Proportional to 7,303.23, 10,955.45 and 3,143.34

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Solution

The fourth proportional to 7,303.23, 10,955.45 and 3,143.34 is: 4,715.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,303.23 : 10,955.45 = 3,143.34 : x
  2. Step 2: Convert to fraction form
    7,303.23/10,955.45 = 3,143.34/x
  3. Step 3: Cross multiply
    7,303.23x = 10,955.45 × 3,143.34
  4. Step 4: Simplify right side
    7,303.23x = 34,436,712.06
  5. Step 5: Solve for x
    x = 34,436,712.06/7,303.23
  6. Step 6: Final answer
    x = 4,715.27

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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.