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Finding the Fourth Proportional to 9,012.50, 12,437.11 and 5,033.67

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Solution

The fourth proportional to 9,012.50, 12,437.11 and 5,033.67 is: 6,946.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,012.50 : 12,437.11 = 5,033.67 : x
  2. Step 2: Convert to fraction form
    9,012.50/12,437.11 = 5,033.67/x
  3. Step 3: Cross multiply
    9,012.50x = 12,437.11 × 5,033.67
  4. Step 4: Simplify right side
    9,012.50x = 62,604,307.49
  5. Step 5: Solve for x
    x = 62,604,307.49/9,012.50
  6. Step 6: Final answer
    x = 6,946.39

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Double scale
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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.