Home / 4,284.75-6,427.64-1,510.85

Finding the Fourth Proportional to 4,284.75, 6,427.64 and 1,510.85

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Solution

The fourth proportional to 4,284.75, 6,427.64 and 1,510.85 is: 2,266.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,284.75 : 6,427.64 = 1,510.85 : x
  2. Step 2: Convert to fraction form
    4,284.75/6,427.64 = 1,510.85/x
  3. Step 3: Cross multiply
    4,284.75x = 6,427.64 × 1,510.85
  4. Step 4: Simplify right side
    4,284.75x = 9,711,160.20
  5. Step 5: Solve for x
    x = 9,711,160.20/4,284.75
  6. Step 6: Final answer
    x = 2,266.45

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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.