Home / 2,925.96-4,035.50-2,210.53

Finding the Fourth Proportional to 2,925.96, 4,035.50 and 2,210.53

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Solution

The fourth proportional to 2,925.96, 4,035.50 and 2,210.53 is: 3,048.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,925.96 : 4,035.50 = 2,210.53 : x
  2. Step 2: Convert to fraction form
    2,925.96/4,035.50 = 2,210.53/x
  3. Step 3: Cross multiply
    2,925.96x = 4,035.50 × 2,210.53
  4. Step 4: Simplify right side
    2,925.96x = 8,920,593.82
  5. Step 5: Solve for x
    x = 8,920,593.82/2,925.96
  6. Step 6: Final answer
    x = 3,048.78

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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.