Home / 7,137.63-10,710.50-4,798.76

Finding the Fourth Proportional to 7,137.63, 10,710.50 and 4,798.76

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Solution

The fourth proportional to 7,137.63, 10,710.50 and 4,798.76 is: 7,200.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,137.63 : 10,710.50 = 4,798.76 : x
  2. Step 2: Convert to fraction form
    7,137.63/10,710.50 = 4,798.76/x
  3. Step 3: Cross multiply
    7,137.63x = 10,710.50 × 4,798.76
  4. Step 4: Simplify right side
    7,137.63x = 51,397,041.43
  5. Step 5: Solve for x
    x = 51,397,041.43/7,137.63
  6. Step 6: Final answer
    x = 7,200.86

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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.