Home / 7,154.40-10,716.56-4,967.36

Finding the Fourth Proportional to 7,154.40, 10,716.56 and 4,967.36

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Solution

The fourth proportional to 7,154.40, 10,716.56 and 4,967.36 is: 7,440.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,154.40 : 10,716.56 = 4,967.36 : x
  2. Step 2: Convert to fraction form
    7,154.40/10,716.56 = 4,967.36/x
  3. Step 3: Cross multiply
    7,154.40x = 10,716.56 × 4,967.36
  4. Step 4: Simplify right side
    7,154.40x = 53,233,011.48
  5. Step 5: Solve for x
    x = 53,233,011.48/7,154.40
  6. Step 6: Final answer
    x = 7,440.60

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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.