Home / 9,088.47-12,542.75-5,552.35

Finding the Fourth Proportional to 9,088.47, 12,542.75 and 5,552.35

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Solution

The fourth proportional to 9,088.47, 12,542.75 and 5,552.35 is: 7,662.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,088.47 : 12,542.75 = 5,552.35 : x
  2. Step 2: Convert to fraction form
    9,088.47/12,542.75 = 5,552.35/x
  3. Step 3: Cross multiply
    9,088.47x = 12,542.75 × 5,552.35
  4. Step 4: Simplify right side
    9,088.47x = 69,641,699.67
  5. Step 5: Solve for x
    x = 69,641,699.67/9,088.47
  6. Step 6: Final answer
    x = 7,662.64

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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.