Home / 4,307.24-6,456.76-1,383.50

Finding the Fourth Proportional to 4,307.24, 6,456.76 and 1,383.50

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Solution

The fourth proportional to 4,307.24, 6,456.76 and 1,383.50 is: 2,073.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,307.24 : 6,456.76 = 1,383.50 : x
  2. Step 2: Convert to fraction form
    4,307.24/6,456.76 = 1,383.50/x
  3. Step 3: Cross multiply
    4,307.24x = 6,456.76 × 1,383.50
  4. Step 4: Simplify right side
    4,307.24x = 8,932,895.18
  5. Step 5: Solve for x
    x = 8,932,895.18/4,307.24
  6. Step 6: Final answer
    x = 2,073.92

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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.