Home / 4,718.52-7,070.40-2,983.50

Finding the Fourth Proportional to 4,718.52, 7,070.40 and 2,983.50

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Solution

The fourth proportional to 4,718.52, 7,070.40 and 2,983.50 is: 4,470.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,718.52 : 7,070.40 = 2,983.50 : x
  2. Step 2: Convert to fraction form
    4,718.52/7,070.40 = 2,983.50/x
  3. Step 3: Cross multiply
    4,718.52x = 7,070.40 × 2,983.50
  4. Step 4: Simplify right side
    4,718.52x = 21,094,538.40
  5. Step 5: Solve for x
    x = 21,094,538.40/4,718.52
  6. Step 6: Final answer
    x = 4,470.58

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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.