Home / 6,988.08-9,622.56-6,042.16

Finding the Fourth Proportional to 6,988.08, 9,622.56 and 6,042.16

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Solution

The fourth proportional to 6,988.08, 9,622.56 and 6,042.16 is: 8,320.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,988.08 : 9,622.56 = 6,042.16 : x
  2. Step 2: Convert to fraction form
    6,988.08/9,622.56 = 6,042.16/x
  3. Step 3: Cross multiply
    6,988.08x = 9,622.56 × 6,042.16
  4. Step 4: Simplify right side
    6,988.08x = 58,141,047.13
  5. Step 5: Solve for x
    x = 58,141,047.13/6,988.08
  6. Step 6: Final answer
    x = 8,320.03

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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.