Home / 3,508.40-4,838.23-2,710.45

Finding the Fourth Proportional to 3,508.40, 4,838.23 and 2,710.45

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Solution

The fourth proportional to 3,508.40, 4,838.23 and 2,710.45 is: 3,737.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,508.40 : 4,838.23 = 2,710.45 : x
  2. Step 2: Convert to fraction form
    3,508.40/4,838.23 = 2,710.45/x
  3. Step 3: Cross multiply
    3,508.40x = 4,838.23 × 2,710.45
  4. Step 4: Simplify right side
    3,508.40x = 13,113,780.50
  5. Step 5: Solve for x
    x = 13,113,780.50/3,508.40
  6. Step 6: Final answer
    x = 3,737.82

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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.