Home / 5,133.04-7,083.58-2,894.90

Finding the Fourth Proportional to 5,133.04, 7,083.58 and 2,894.90

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Solution

The fourth proportional to 5,133.04, 7,083.58 and 2,894.90 is: 3,994.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,133.04 : 7,083.58 = 2,894.90 : x
  2. Step 2: Convert to fraction form
    5,133.04/7,083.58 = 2,894.90/x
  3. Step 3: Cross multiply
    5,133.04x = 7,083.58 × 2,894.90
  4. Step 4: Simplify right side
    5,133.04x = 20,506,260.18
  5. Step 5: Solve for x
    x = 20,506,260.18/5,133.04
  6. Step 6: Final answer
    x = 3,994.95

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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.