Home / 8,804.49-12,149.51-5,077.77

Finding the Fourth Proportional to 8,804.49, 12,149.51 and 5,077.77

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Solution

The fourth proportional to 8,804.49, 12,149.51 and 5,077.77 is: 7,006.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,804.49 : 12,149.51 = 5,077.77 : x
  2. Step 2: Convert to fraction form
    8,804.49/12,149.51 = 5,077.77/x
  3. Step 3: Cross multiply
    8,804.49x = 12,149.51 × 5,077.77
  4. Step 4: Simplify right side
    8,804.49x = 61,692,392.00
  5. Step 5: Solve for x
    x = 61,692,392.00/8,804.49
  6. Step 6: Final answer
    x = 7,006.92

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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.