Home / 7,261.65-10,892.88-5,818.23

Finding the Fourth Proportional to 7,261.65, 10,892.88 and 5,818.23

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Solution

The fourth proportional to 7,261.65, 10,892.88 and 5,818.23 is: 8,727.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,261.65 : 10,892.88 = 5,818.23 : x
  2. Step 2: Convert to fraction form
    7,261.65/10,892.88 = 5,818.23/x
  3. Step 3: Cross multiply
    7,261.65x = 10,892.88 × 5,818.23
  4. Step 4: Simplify right side
    7,261.65x = 63,377,281.20
  5. Step 5: Solve for x
    x = 63,377,281.20/7,261.65
  6. Step 6: Final answer
    x = 8,727.67

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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.