Home / 9,354.20-14,031.30-4,969.40

Finding the Fourth Proportional to 9,354.20, 14,031.30 and 4,969.40

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Solution

The fourth proportional to 9,354.20, 14,031.30 and 4,969.40 is: 7,454.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,354.20 : 14,031.30 = 4,969.40 : x
  2. Step 2: Convert to fraction form
    9,354.20/14,031.30 = 4,969.40/x
  3. Step 3: Cross multiply
    9,354.20x = 14,031.30 × 4,969.40
  4. Step 4: Simplify right side
    9,354.20x = 69,727,142.22
  5. Step 5: Solve for x
    x = 69,727,142.22/9,354.20
  6. Step 6: Final answer
    x = 7,454.10

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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.