Home / 5,095.14-7,639.08-1,972.50

Finding the Fourth Proportional to 5,095.14, 7,639.08 and 1,972.50

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Solution

The fourth proportional to 5,095.14, 7,639.08 and 1,972.50 is: 2,957.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,095.14 : 7,639.08 = 1,972.50 : x
  2. Step 2: Convert to fraction form
    5,095.14/7,639.08 = 1,972.50/x
  3. Step 3: Cross multiply
    5,095.14x = 7,639.08 × 1,972.50
  4. Step 4: Simplify right side
    5,095.14x = 15,068,085.30
  5. Step 5: Solve for x
    x = 15,068,085.30/5,095.14
  6. Step 6: Final answer
    x = 2,957.34

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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.