Home / 9,036.24-12,466.66-5,631.70

Finding the Fourth Proportional to 9,036.24, 12,466.66 and 5,631.70

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Solution

The fourth proportional to 9,036.24, 12,466.66 and 5,631.70 is: 7,769.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,036.24 : 12,466.66 = 5,631.70 : x
  2. Step 2: Convert to fraction form
    9,036.24/12,466.66 = 5,631.70/x
  3. Step 3: Cross multiply
    9,036.24x = 12,466.66 × 5,631.70
  4. Step 4: Simplify right side
    9,036.24x = 70,208,489.12
  5. Step 5: Solve for x
    x = 70,208,489.12/9,036.24
  6. Step 6: Final answer
    x = 7,769.66

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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.