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Finding the Fourth Proportional to 30,874.66, 46,312.02 and 7,501.10

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Solution

The fourth proportional to 30,874.66, 46,312.02 and 7,501.10 is: 11,251.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,874.66 : 46,312.02 = 7,501.10 : x
  2. Step 2: Convert to fraction form
    30,874.66/46,312.02 = 7,501.10/x
  3. Step 3: Cross multiply
    30,874.66x = 46,312.02 × 7,501.10
  4. Step 4: Simplify right side
    30,874.66x = 347,390,861.66
  5. Step 5: Solve for x
    x = 347,390,861.66/30,874.66
  6. Step 6: Final answer
    x = 11,251.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.