Home / 5,258.53-7,256.76-2,900.68

Finding the Fourth Proportional to 5,258.53, 7,256.76 and 2,900.68

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Solution

The fourth proportional to 5,258.53, 7,256.76 and 2,900.68 is: 4,002.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,258.53 : 7,256.76 = 2,900.68 : x
  2. Step 2: Convert to fraction form
    5,258.53/7,256.76 = 2,900.68/x
  3. Step 3: Cross multiply
    5,258.53x = 7,256.76 × 2,900.68
  4. Step 4: Simplify right side
    5,258.53x = 21,049,538.60
  5. Step 5: Solve for x
    x = 21,049,538.60/5,258.53
  6. Step 6: Final answer
    x = 4,002.93

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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.