Home / 3,581.90-5,374.93-1,501.74

Finding the Fourth Proportional to 3,581.90, 5,374.93 and 1,501.74

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Solution

The fourth proportional to 3,581.90, 5,374.93 and 1,501.74 is: 2,253.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,581.90 : 5,374.93 = 1,501.74 : x
  2. Step 2: Convert to fraction form
    3,581.90/5,374.93 = 1,501.74/x
  3. Step 3: Cross multiply
    3,581.90x = 5,374.93 × 1,501.74
  4. Step 4: Simplify right side
    3,581.90x = 8,071,750.66
  5. Step 5: Solve for x
    x = 8,071,750.66/3,581.90
  6. Step 6: Final answer
    x = 2,253.49

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Double scale
Find fourth proportional to 3,582.90, 5,376.43 and 1,502.74
Similar ratio
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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.