Home / 4,970.54-7,456.76-1,682.75

Finding the Fourth Proportional to 4,970.54, 7,456.76 and 1,682.75

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Solution

The fourth proportional to 4,970.54, 7,456.76 and 1,682.75 is: 2,524.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,970.54 : 7,456.76 = 1,682.75 : x
  2. Step 2: Convert to fraction form
    4,970.54/7,456.76 = 1,682.75/x
  3. Step 3: Cross multiply
    4,970.54x = 7,456.76 × 1,682.75
  4. Step 4: Simplify right side
    4,970.54x = 12,547,862.89
  5. Step 5: Solve for x
    x = 12,547,862.89/4,970.54
  6. Step 6: Final answer
    x = 2,524.45

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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.