Home / 7,098.04-10,700.20-6,622.32

Finding the Fourth Proportional to 7,098.04, 10,700.20 and 6,622.32

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Solution

The fourth proportional to 7,098.04, 10,700.20 and 6,622.32 is: 9,983.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,098.04 : 10,700.20 = 6,622.32 : x
  2. Step 2: Convert to fraction form
    7,098.04/10,700.20 = 6,622.32/x
  3. Step 3: Cross multiply
    7,098.04x = 10,700.20 × 6,622.32
  4. Step 4: Simplify right side
    7,098.04x = 70,860,148.46
  5. Step 5: Solve for x
    x = 70,860,148.46/7,098.04
  6. Step 6: Final answer
    x = 9,983.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.