Home / 9,995.18-14,989.89-3,070.22

Finding the Fourth Proportional to 9,995.18, 14,989.89 and 3,070.22

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Solution

The fourth proportional to 9,995.18, 14,989.89 and 3,070.22 is: 4,604.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,995.18 : 14,989.89 = 3,070.22 : x
  2. Step 2: Convert to fraction form
    9,995.18/14,989.89 = 3,070.22/x
  3. Step 3: Cross multiply
    9,995.18x = 14,989.89 × 3,070.22
  4. Step 4: Simplify right side
    9,995.18x = 46,022,260.08
  5. Step 5: Solve for x
    x = 46,022,260.08/9,995.18
  6. Step 6: Final answer
    x = 4,604.45

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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.