Home / 5,313.47-7,970.20-2,394.23

Finding the Fourth Proportional to 5,313.47, 7,970.20 and 2,394.23

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Solution

The fourth proportional to 5,313.47, 7,970.20 and 2,394.23 is: 3,591.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,313.47 : 7,970.20 = 2,394.23 : x
  2. Step 2: Convert to fraction form
    5,313.47/7,970.20 = 2,394.23/x
  3. Step 3: Cross multiply
    5,313.47x = 7,970.20 × 2,394.23
  4. Step 4: Simplify right side
    5,313.47x = 19,082,446.11
  5. Step 5: Solve for x
    x = 19,082,446.11/5,313.47
  6. Step 6: Final answer
    x = 3,591.34

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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.