Home / 2,913.63-4,366.49-1,873.10

Finding the Fourth Proportional to 2,913.63, 4,366.49 and 1,873.10

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Solution

The fourth proportional to 2,913.63, 4,366.49 and 1,873.10 is: 2,807.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,913.63 : 4,366.49 = 1,873.10 : x
  2. Step 2: Convert to fraction form
    2,913.63/4,366.49 = 1,873.10/x
  3. Step 3: Cross multiply
    2,913.63x = 4,366.49 × 1,873.10
  4. Step 4: Simplify right side
    2,913.63x = 8,178,841.22
  5. Step 5: Solve for x
    x = 8,178,841.22/2,913.63
  6. Step 6: Final answer
    x = 2,807.10

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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.