Home / 7,258.50-10,867.10-4,785.77

Finding the Fourth Proportional to 7,258.50, 10,867.10 and 4,785.77

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Solution

The fourth proportional to 7,258.50, 10,867.10 and 4,785.77 is: 7,165.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,258.50 : 10,867.10 = 4,785.77 : x
  2. Step 2: Convert to fraction form
    7,258.50/10,867.10 = 4,785.77/x
  3. Step 3: Cross multiply
    7,258.50x = 10,867.10 × 4,785.77
  4. Step 4: Simplify right side
    7,258.50x = 52,007,444.41
  5. Step 5: Solve for x
    x = 52,007,444.41/7,258.50
  6. Step 6: Final answer
    x = 7,165.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.