Home / 5,776.19-7,970.98-3,258.20

Finding the Fourth Proportional to 5,776.19, 7,970.98 and 3,258.20

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Solution

The fourth proportional to 5,776.19, 7,970.98 and 3,258.20 is: 4,496.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,776.19 : 7,970.98 = 3,258.20 : x
  2. Step 2: Convert to fraction form
    5,776.19/7,970.98 = 3,258.20/x
  3. Step 3: Cross multiply
    5,776.19x = 7,970.98 × 3,258.20
  4. Step 4: Simplify right side
    5,776.19x = 25,971,051.67
  5. Step 5: Solve for x
    x = 25,971,051.67/5,776.19
  6. Step 6: Final answer
    x = 4,496.23

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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.