Home / 9,066.01-12,511.51-5,288.57

Finding the Fourth Proportional to 9,066.01, 12,511.51 and 5,288.57

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Solution

The fourth proportional to 9,066.01, 12,511.51 and 5,288.57 is: 7,298.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,066.01 : 12,511.51 = 5,288.57 : x
  2. Step 2: Convert to fraction form
    9,066.01/12,511.51 = 5,288.57/x
  3. Step 3: Cross multiply
    9,066.01x = 12,511.51 × 5,288.57
  4. Step 4: Simplify right side
    9,066.01x = 66,167,970.00
  5. Step 5: Solve for x
    x = 66,167,970.00/9,066.01
  6. Step 6: Final answer
    x = 7,298.47

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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.