Home / 4,915.57-6,783.33-2,925.67

Finding the Fourth Proportional to 4,915.57, 6,783.33 and 2,925.67

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Solution

The fourth proportional to 4,915.57, 6,783.33 and 2,925.67 is: 4,037.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,915.57 : 6,783.33 = 2,925.67 : x
  2. Step 2: Convert to fraction form
    4,915.57/6,783.33 = 2,925.67/x
  3. Step 3: Cross multiply
    4,915.57x = 6,783.33 × 2,925.67
  4. Step 4: Simplify right side
    4,915.57x = 19,845,785.08
  5. Step 5: Solve for x
    x = 19,845,785.08/4,915.57
  6. Step 6: Final answer
    x = 4,037.33

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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.