Home / 4,607.68-6,911.28-1,487.84

Finding the Fourth Proportional to 4,607.68, 6,911.28 and 1,487.84

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Solution

The fourth proportional to 4,607.68, 6,911.28 and 1,487.84 is: 2,231.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,607.68 : 6,911.28 = 1,487.84 : x
  2. Step 2: Convert to fraction form
    4,607.68/6,911.28 = 1,487.84/x
  3. Step 3: Cross multiply
    4,607.68x = 6,911.28 × 1,487.84
  4. Step 4: Simplify right side
    4,607.68x = 10,282,878.84
  5. Step 5: Solve for x
    x = 10,282,878.84/4,607.68
  6. Step 6: Final answer
    x = 2,231.68

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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.