Home / 9,068.52-12,513.48-5,290.44

Finding the Fourth Proportional to 9,068.52, 12,513.48 and 5,290.44

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Solution

The fourth proportional to 9,068.52, 12,513.48 and 5,290.44 is: 7,300.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,068.52 : 12,513.48 = 5,290.44 : x
  2. Step 2: Convert to fraction form
    9,068.52/12,513.48 = 5,290.44/x
  3. Step 3: Cross multiply
    9,068.52x = 12,513.48 × 5,290.44
  4. Step 4: Simplify right side
    9,068.52x = 66,201,815.13
  5. Step 5: Solve for x
    x = 66,201,815.13/9,068.52
  6. Step 6: Final answer
    x = 7,300.18

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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.