Home / 8,810.16-13,212.18-3,543.60

Finding the Fourth Proportional to 8,810.16, 13,212.18 and 3,543.60

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Solution

The fourth proportional to 8,810.16, 13,212.18 and 3,543.60 is: 5,314.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,810.16 : 13,212.18 = 3,543.60 : x
  2. Step 2: Convert to fraction form
    8,810.16/13,212.18 = 3,543.60/x
  3. Step 3: Cross multiply
    8,810.16x = 13,212.18 × 3,543.60
  4. Step 4: Simplify right side
    8,810.16x = 46,818,730.59
  5. Step 5: Solve for x
    x = 46,818,730.59/8,810.16
  6. Step 6: Final answer
    x = 5,314.18

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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.