Home / 5,347.66-8,022.57-1,885.18

Finding the Fourth Proportional to 5,347.66, 8,022.57 and 1,885.18

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Solution

The fourth proportional to 5,347.66, 8,022.57 and 1,885.18 is: 2,828.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,347.66 : 8,022.57 = 1,885.18 : x
  2. Step 2: Convert to fraction form
    5,347.66/8,022.57 = 1,885.18/x
  3. Step 3: Cross multiply
    5,347.66x = 8,022.57 × 1,885.18
  4. Step 4: Simplify right side
    5,347.66x = 15,123,988.51
  5. Step 5: Solve for x
    x = 15,123,988.51/5,347.66
  6. Step 6: Final answer
    x = 2,828.15

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Double scale
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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.