Home / 7,354.10-11,031.57-2,088.70

Finding the Fourth Proportional to 7,354.10, 11,031.57 and 2,088.70

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Solution

The fourth proportional to 7,354.10, 11,031.57 and 2,088.70 is: 3,133.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,354.10 : 11,031.57 = 2,088.70 : x
  2. Step 2: Convert to fraction form
    7,354.10/11,031.57 = 2,088.70/x
  3. Step 3: Cross multiply
    7,354.10x = 11,031.57 × 2,088.70
  4. Step 4: Simplify right side
    7,354.10x = 23,041,640.26
  5. Step 5: Solve for x
    x = 23,041,640.26/7,354.10
  6. Step 6: Final answer
    x = 3,133.17

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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.