Home / 4,700.50-7,051.25-1,580.38

Finding the Fourth Proportional to 4,700.50, 7,051.25 and 1,580.38

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Solution

The fourth proportional to 4,700.50, 7,051.25 and 1,580.38 is: 2,370.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,700.50 : 7,051.25 = 1,580.38 : x
  2. Step 2: Convert to fraction form
    4,700.50/7,051.25 = 1,580.38/x
  3. Step 3: Cross multiply
    4,700.50x = 7,051.25 × 1,580.38
  4. Step 4: Simplify right side
    4,700.50x = 11,143,640.80
  5. Step 5: Solve for x
    x = 11,143,640.80/4,700.50
  6. Step 6: Final answer
    x = 2,370.74

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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.