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Finding the Fourth Proportional to 4,899.57, 7,386.07 and 4,573.70

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Solution

The fourth proportional to 4,899.57, 7,386.07 and 4,573.70 is: 6,894.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,899.57 : 7,386.07 = 4,573.70 : x
  2. Step 2: Convert to fraction form
    4,899.57/7,386.07 = 4,573.70/x
  3. Step 3: Cross multiply
    4,899.57x = 7,386.07 × 4,573.70
  4. Step 4: Simplify right side
    4,899.57x = 33,781,668.36
  5. Step 5: Solve for x
    x = 33,781,668.36/4,899.57
  6. Step 6: Final answer
    x = 6,894.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.