Home / 4,688.47-7,043.64-4,327.62

Finding the Fourth Proportional to 4,688.47, 7,043.64 and 4,327.62

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Solution

The fourth proportional to 4,688.47, 7,043.64 and 4,327.62 is: 6,501.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,688.47 : 7,043.64 = 4,327.62 : x
  2. Step 2: Convert to fraction form
    4,688.47/7,043.64 = 4,327.62/x
  3. Step 3: Cross multiply
    4,688.47x = 7,043.64 × 4,327.62
  4. Step 4: Simplify right side
    4,688.47x = 30,482,197.34
  5. Step 5: Solve for x
    x = 30,482,197.34/4,688.47
  6. Step 6: Final answer
    x = 6,501.52

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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.