Home / 4,953.84-7,430.58-1,491

Finding the Fourth Proportional to 4,953.84, 7,430.58 and 1,491

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Solution

The fourth proportional to 4,953.84, 7,430.58 and 1,491 is: 2,236.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,953.84 : 7,430.58 = 1,491 : x
  2. Step 2: Convert to fraction form
    4,953.84/7,430.58 = 1,491/x
  3. Step 3: Cross multiply
    4,953.84x = 7,430.58 × 1,491
  4. Step 4: Simplify right side
    4,953.84x = 11,078,994.78
  5. Step 5: Solve for x
    x = 11,078,994.78/4,953.84
  6. Step 6: Final answer
    x = 2,236.45

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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.