Home / 3,439.08-4,746.03-2,113.56

Finding the Fourth Proportional to 3,439.08, 4,746.03 and 2,113.56

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Solution

The fourth proportional to 3,439.08, 4,746.03 and 2,113.56 is: 2,916.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,439.08 : 4,746.03 = 2,113.56 : x
  2. Step 2: Convert to fraction form
    3,439.08/4,746.03 = 2,113.56/x
  3. Step 3: Cross multiply
    3,439.08x = 4,746.03 × 2,113.56
  4. Step 4: Simplify right side
    3,439.08x = 10,031,019.17
  5. Step 5: Solve for x
    x = 10,031,019.17/3,439.08
  6. Step 6: Final answer
    x = 2,916.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.