Home / 7,239.51-10,851.30-4,737.69

Finding the Fourth Proportional to 7,239.51, 10,851.30 and 4,737.69

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Solution

The fourth proportional to 7,239.51, 10,851.30 and 4,737.69 is: 7,101.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,239.51 : 10,851.30 = 4,737.69 : x
  2. Step 2: Convert to fraction form
    7,239.51/10,851.30 = 4,737.69/x
  3. Step 3: Cross multiply
    7,239.51x = 10,851.30 × 4,737.69
  4. Step 4: Simplify right side
    7,239.51x = 51,410,095.50
  5. Step 5: Solve for x
    x = 51,410,095.50/7,239.51
  6. Step 6: Final answer
    x = 7,101.32

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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.