Home / 4,823.76-6,656.40-2,834.40

Finding the Fourth Proportional to 4,823.76, 6,656.40 and 2,834.40

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Solution

The fourth proportional to 4,823.76, 6,656.40 and 2,834.40 is: 3,911.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,823.76 : 6,656.40 = 2,834.40 : x
  2. Step 2: Convert to fraction form
    4,823.76/6,656.40 = 2,834.40/x
  3. Step 3: Cross multiply
    4,823.76x = 6,656.40 × 2,834.40
  4. Step 4: Simplify right side
    4,823.76x = 18,866,900.16
  5. Step 5: Solve for x
    x = 18,866,900.16/4,823.76
  6. Step 6: Final answer
    x = 3,911.24

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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.