Home / 5,038.10-7,554.45-2,113.10

Finding the Fourth Proportional to 5,038.10, 7,554.45 and 2,113.10

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Solution

The fourth proportional to 5,038.10, 7,554.45 and 2,113.10 is: 3,168.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,038.10 : 7,554.45 = 2,113.10 : x
  2. Step 2: Convert to fraction form
    5,038.10/7,554.45 = 2,113.10/x
  3. Step 3: Cross multiply
    5,038.10x = 7,554.45 × 2,113.10
  4. Step 4: Simplify right side
    5,038.10x = 15,963,308.30
  5. Step 5: Solve for x
    x = 15,963,308.30/5,038.10
  6. Step 6: Final answer
    x = 3,168.52

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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.