Home / 7,258.15-10,015.45-4,274.92

Finding the Fourth Proportional to 7,258.15, 10,015.45 and 4,274.92

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Solution

The fourth proportional to 7,258.15, 10,015.45 and 4,274.92 is: 5,898.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,258.15 : 10,015.45 = 4,274.92 : x
  2. Step 2: Convert to fraction form
    7,258.15/10,015.45 = 4,274.92/x
  3. Step 3: Cross multiply
    7,258.15x = 10,015.45 × 4,274.92
  4. Step 4: Simplify right side
    7,258.15x = 42,815,247.51
  5. Step 5: Solve for x
    x = 42,815,247.51/7,258.15
  6. Step 6: Final answer
    x = 5,898.92

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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.