Home / 4,970.70-6,848.75-3,711.26

Finding the Fourth Proportional to 4,970.70, 6,848.75 and 3,711.26

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Solution

The fourth proportional to 4,970.70, 6,848.75 and 3,711.26 is: 5,113.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,970.70 : 6,848.75 = 3,711.26 : x
  2. Step 2: Convert to fraction form
    4,970.70/6,848.75 = 3,711.26/x
  3. Step 3: Cross multiply
    4,970.70x = 6,848.75 × 3,711.26
  4. Step 4: Simplify right side
    4,970.70x = 25,417,491.93
  5. Step 5: Solve for x
    x = 25,417,491.93/4,970.70
  6. Step 6: Final answer
    x = 5,113.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.