Home / 9,816.10-14,707.23-8,266.30

Finding the Fourth Proportional to 9,816.10, 14,707.23 and 8,266.30

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Solution

The fourth proportional to 9,816.10, 14,707.23 and 8,266.30 is: 12,385.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,816.10 : 14,707.23 = 8,266.30 : x
  2. Step 2: Convert to fraction form
    9,816.10/14,707.23 = 8,266.30/x
  3. Step 3: Cross multiply
    9,816.10x = 14,707.23 × 8,266.30
  4. Step 4: Simplify right side
    9,816.10x = 121,574,375.35
  5. Step 5: Solve for x
    x = 121,574,375.35/9,816.10
  6. Step 6: Final answer
    x = 12,385.20

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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.