Home / 10,274.04-15,415.92-9,797.76

Finding the Fourth Proportional to 10,274.04, 15,415.92 and 9,797.76

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Solution

The fourth proportional to 10,274.04, 15,415.92 and 9,797.76 is: 14,701.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,274.04 : 15,415.92 = 9,797.76 : x
  2. Step 2: Convert to fraction form
    10,274.04/15,415.92 = 9,797.76/x
  3. Step 3: Cross multiply
    10,274.04x = 15,415.92 × 9,797.76
  4. Step 4: Simplify right side
    10,274.04x = 151,041,484.34
  5. Step 5: Solve for x
    x = 151,041,484.34/10,274.04
  6. Step 6: Final answer
    x = 14,701.27

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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.