Home / 7,746.98-11,587.64-5,253.80

Finding the Fourth Proportional to 7,746.98, 11,587.64 and 5,253.80

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Solution

The fourth proportional to 7,746.98, 11,587.64 and 5,253.80 is: 7,858.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,746.98 : 11,587.64 = 5,253.80 : x
  2. Step 2: Convert to fraction form
    7,746.98/11,587.64 = 5,253.80/x
  3. Step 3: Cross multiply
    7,746.98x = 11,587.64 × 5,253.80
  4. Step 4: Simplify right side
    7,746.98x = 60,879,058.82
  5. Step 5: Solve for x
    x = 60,879,058.82/7,746.98
  6. Step 6: Final answer
    x = 7,858.43

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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.