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Finding the Fourth Proportional to 7,602.67, 10,492.74 and 4,245.70

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Solution

The fourth proportional to 7,602.67, 10,492.74 and 4,245.70 is: 5,859.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,602.67 : 10,492.74 = 4,245.70 : x
  2. Step 2: Convert to fraction form
    7,602.67/10,492.74 = 4,245.70/x
  3. Step 3: Cross multiply
    7,602.67x = 10,492.74 × 4,245.70
  4. Step 4: Simplify right side
    7,602.67x = 44,549,026.22
  5. Step 5: Solve for x
    x = 44,549,026.22/7,602.67
  6. Step 6: Final answer
    x = 5,859.66

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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.