Home / 7,133.40-10,700.10-6,598.80

Finding the Fourth Proportional to 7,133.40, 10,700.10 and 6,598.80

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Solution

The fourth proportional to 7,133.40, 10,700.10 and 6,598.80 is: 9,898.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,133.40 : 10,700.10 = 6,598.80 : x
  2. Step 2: Convert to fraction form
    7,133.40/10,700.10 = 6,598.80/x
  3. Step 3: Cross multiply
    7,133.40x = 10,700.10 × 6,598.80
  4. Step 4: Simplify right side
    7,133.40x = 70,607,819.88
  5. Step 5: Solve for x
    x = 70,607,819.88/7,133.40
  6. Step 6: Final answer
    x = 9,898.20

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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.