Home / 2,925.99-4,356.18-2,884.95

Finding the Fourth Proportional to 2,925.99, 4,356.18 and 2,884.95

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Solution

The fourth proportional to 2,925.99, 4,356.18 and 2,884.95 is: 4,295.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,925.99 : 4,356.18 = 2,884.95 : x
  2. Step 2: Convert to fraction form
    2,925.99/4,356.18 = 2,884.95/x
  3. Step 3: Cross multiply
    2,925.99x = 4,356.18 × 2,884.95
  4. Step 4: Simplify right side
    2,925.99x = 12,567,361.49
  5. Step 5: Solve for x
    x = 12,567,361.49/2,925.99
  6. Step 6: Final answer
    x = 4,295.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.