Home / 4,315.55-6,472.35-1,683.11

Finding the Fourth Proportional to 4,315.55, 6,472.35 and 1,683.11

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Solution

The fourth proportional to 4,315.55, 6,472.35 and 1,683.11 is: 2,524.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,315.55 : 6,472.35 = 1,683.11 : x
  2. Step 2: Convert to fraction form
    4,315.55/6,472.35 = 1,683.11/x
  3. Step 3: Cross multiply
    4,315.55x = 6,472.35 × 1,683.11
  4. Step 4: Simplify right side
    4,315.55x = 10,893,693.19
  5. Step 5: Solve for x
    x = 10,893,693.19/4,315.55
  6. Step 6: Final answer
    x = 2,524.29

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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.