Home / 8,853.16-12,217.22-5,127.08

Finding the Fourth Proportional to 8,853.16, 12,217.22 and 5,127.08

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Solution

The fourth proportional to 8,853.16, 12,217.22 and 5,127.08 is: 7,075.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,853.16 : 12,217.22 = 5,127.08 : x
  2. Step 2: Convert to fraction form
    8,853.16/12,217.22 = 5,127.08/x
  3. Step 3: Cross multiply
    8,853.16x = 12,217.22 × 5,127.08
  4. Step 4: Simplify right side
    8,853.16x = 62,638,664.32
  5. Step 5: Solve for x
    x = 62,638,664.32/8,853.16
  6. Step 6: Final answer
    x = 7,075.29

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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.