Home / 4,989.34-7,482.14-1,656.96

Finding the Fourth Proportional to 4,989.34, 7,482.14 and 1,656.96

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Solution

The fourth proportional to 4,989.34, 7,482.14 and 1,656.96 is: 2,484.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,989.34 : 7,482.14 = 1,656.96 : x
  2. Step 2: Convert to fraction form
    4,989.34/7,482.14 = 1,656.96/x
  3. Step 3: Cross multiply
    4,989.34x = 7,482.14 × 1,656.96
  4. Step 4: Simplify right side
    4,989.34x = 12,397,606.69
  5. Step 5: Solve for x
    x = 12,397,606.69/4,989.34
  6. Step 6: Final answer
    x = 2,484.82

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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.