Home / 7,348.63-10,144.43-4,699.61

Finding the Fourth Proportional to 7,348.63, 10,144.43 and 4,699.61

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Solution

The fourth proportional to 7,348.63, 10,144.43 and 4,699.61 is: 6,487.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,348.63 : 10,144.43 = 4,699.61 : x
  2. Step 2: Convert to fraction form
    7,348.63/10,144.43 = 4,699.61/x
  3. Step 3: Cross multiply
    7,348.63x = 10,144.43 × 4,699.61
  4. Step 4: Simplify right side
    7,348.63x = 47,674,841.17
  5. Step 5: Solve for x
    x = 47,674,841.17/7,348.63
  6. Step 6: Final answer
    x = 6,487.58

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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.