Home / 7,043.79-10,565.71-2,113.49

Finding the Fourth Proportional to 7,043.79, 10,565.71 and 2,113.49

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Solution

The fourth proportional to 7,043.79, 10,565.71 and 2,113.49 is: 3,170.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,043.79 : 10,565.71 = 2,113.49 : x
  2. Step 2: Convert to fraction form
    7,043.79/10,565.71 = 2,113.49/x
  3. Step 3: Cross multiply
    7,043.79x = 10,565.71 × 2,113.49
  4. Step 4: Simplify right side
    7,043.79x = 22,330,543.56
  5. Step 5: Solve for x
    x = 22,330,543.56/7,043.79
  6. Step 6: Final answer
    x = 3,170.24

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Double scale
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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.