Home / 9,287.08-12,815.54-5,094.52

Finding the Fourth Proportional to 9,287.08, 12,815.54 and 5,094.52

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Solution

The fourth proportional to 9,287.08, 12,815.54 and 5,094.52 is: 7,030.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,287.08 : 12,815.54 = 5,094.52 : x
  2. Step 2: Convert to fraction form
    9,287.08/12,815.54 = 5,094.52/x
  3. Step 3: Cross multiply
    9,287.08x = 12,815.54 × 5,094.52
  4. Step 4: Simplify right side
    9,287.08x = 65,289,024.84
  5. Step 5: Solve for x
    x = 65,289,024.84/9,287.08
  6. Step 6: Final answer
    x = 7,030.09

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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.