Home / 11,810.04-16,297.90-7,094.40

Finding the Fourth Proportional to 11,810.04, 16,297.90 and 7,094.40

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Solution

The fourth proportional to 11,810.04, 16,297.90 and 7,094.40 is: 9,790.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,810.04 : 16,297.90 = 7,094.40 : x
  2. Step 2: Convert to fraction form
    11,810.04/16,297.90 = 7,094.40/x
  3. Step 3: Cross multiply
    11,810.04x = 16,297.90 × 7,094.40
  4. Step 4: Simplify right side
    11,810.04x = 115,623,821.76
  5. Step 5: Solve for x
    x = 115,623,821.76/11,810.04
  6. Step 6: Final answer
    x = 9,790.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.