Home / 4,589.19-6,880.95-3,123.90

Finding the Fourth Proportional to 4,589.19, 6,880.95 and 3,123.90

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Solution

The fourth proportional to 4,589.19, 6,880.95 and 3,123.90 is: 4,683.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,589.19 : 6,880.95 = 3,123.90 : x
  2. Step 2: Convert to fraction form
    4,589.19/6,880.95 = 3,123.90/x
  3. Step 3: Cross multiply
    4,589.19x = 6,880.95 × 3,123.90
  4. Step 4: Simplify right side
    4,589.19x = 21,495,399.71
  5. Step 5: Solve for x
    x = 21,495,399.71/4,589.19
  6. Step 6: Final answer
    x = 4,683.92

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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.