Home / 8,570.60-11,826.77-5,212.95

Finding the Fourth Proportional to 8,570.60, 11,826.77 and 5,212.95

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Solution

The fourth proportional to 8,570.60, 11,826.77 and 5,212.95 is: 7,193.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,570.60 : 11,826.77 = 5,212.95 : x
  2. Step 2: Convert to fraction form
    8,570.60/11,826.77 = 5,212.95/x
  3. Step 3: Cross multiply
    8,570.60x = 11,826.77 × 5,212.95
  4. Step 4: Simplify right side
    8,570.60x = 61,652,360.67
  5. Step 5: Solve for x
    x = 61,652,360.67/8,570.60
  6. Step 6: Final answer
    x = 7,193.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.