Home / 4,953.53-7,430.40-1,992.27

Finding the Fourth Proportional to 4,953.53, 7,430.40 and 1,992.27

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Solution

The fourth proportional to 4,953.53, 7,430.40 and 1,992.27 is: 2,988.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,953.53 : 7,430.40 = 1,992.27 : x
  2. Step 2: Convert to fraction form
    4,953.53/7,430.40 = 1,992.27/x
  3. Step 3: Cross multiply
    4,953.53x = 7,430.40 × 1,992.27
  4. Step 4: Simplify right side
    4,953.53x = 14,803,363.01
  5. Step 5: Solve for x
    x = 14,803,363.01/4,953.53
  6. Step 6: Final answer
    x = 2,988.45

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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.