Home / 4,386.72-6,056.52-3,390.24

Finding the Fourth Proportional to 4,386.72, 6,056.52 and 3,390.24

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Solution

The fourth proportional to 4,386.72, 6,056.52 and 3,390.24 is: 4,680.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,386.72 : 6,056.52 = 3,390.24 : x
  2. Step 2: Convert to fraction form
    4,386.72/6,056.52 = 3,390.24/x
  3. Step 3: Cross multiply
    4,386.72x = 6,056.52 × 3,390.24
  4. Step 4: Simplify right side
    4,386.72x = 20,533,056.36
  5. Step 5: Solve for x
    x = 20,533,056.36/4,386.72
  6. Step 6: Final answer
    x = 4,680.73

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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.