Home / 2,856.08-4,283.04-1,316

Finding the Fourth Proportional to 2,856.08, 4,283.04 and 1,316

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Solution

The fourth proportional to 2,856.08, 4,283.04 and 1,316 is: 1,973.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,856.08 : 4,283.04 = 1,316 : x
  2. Step 2: Convert to fraction form
    2,856.08/4,283.04 = 1,316/x
  3. Step 3: Cross multiply
    2,856.08x = 4,283.04 × 1,316
  4. Step 4: Simplify right side
    2,856.08x = 5,636,480.64
  5. Step 5: Solve for x
    x = 5,636,480.64/2,856.08
  6. Step 6: Final answer
    x = 1,973.50

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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.