Home / 5,206.74-7,185.33-2,848.92

Finding the Fourth Proportional to 5,206.74, 7,185.33 and 2,848.92

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Solution

The fourth proportional to 5,206.74, 7,185.33 and 2,848.92 is: 3,931.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,206.74 : 7,185.33 = 2,848.92 : x
  2. Step 2: Convert to fraction form
    5,206.74/7,185.33 = 2,848.92/x
  3. Step 3: Cross multiply
    5,206.74x = 7,185.33 × 2,848.92
  4. Step 4: Simplify right side
    5,206.74x = 20,470,430.34
  5. Step 5: Solve for x
    x = 20,470,430.34/5,206.74
  6. Step 6: Final answer
    x = 3,931.53

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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.