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Finding the Fourth Proportional to 10,762.10, 14,850.05 and 6,045.47

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Solution

The fourth proportional to 10,762.10, 14,850.05 and 6,045.47 is: 8,341.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,762.10 : 14,850.05 = 6,045.47 : x
  2. Step 2: Convert to fraction form
    10,762.10/14,850.05 = 6,045.47/x
  3. Step 3: Cross multiply
    10,762.10x = 14,850.05 × 6,045.47
  4. Step 4: Simplify right side
    10,762.10x = 89,775,427.30
  5. Step 5: Solve for x
    x = 89,775,427.30/10,762.10
  6. Step 6: Final answer
    x = 8,341.82

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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.