Home / 5,800.26-8,700.95-1,640.29

Finding the Fourth Proportional to 5,800.26, 8,700.95 and 1,640.29

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Solution

The fourth proportional to 5,800.26, 8,700.95 and 1,640.29 is: 2,460.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,800.26 : 8,700.95 = 1,640.29 : x
  2. Step 2: Convert to fraction form
    5,800.26/8,700.95 = 1,640.29/x
  3. Step 3: Cross multiply
    5,800.26x = 8,700.95 × 1,640.29
  4. Step 4: Simplify right side
    5,800.26x = 14,272,081.28
  5. Step 5: Solve for x
    x = 14,272,081.28/5,800.26
  6. Step 6: Final answer
    x = 2,460.59

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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.