Home / 5,290.02-7,935.03-1,827

Finding the Fourth Proportional to 5,290.02, 7,935.03 and 1,827

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Solution

The fourth proportional to 5,290.02, 7,935.03 and 1,827 is: 2,740.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,290.02 : 7,935.03 = 1,827 : x
  2. Step 2: Convert to fraction form
    5,290.02/7,935.03 = 1,827/x
  3. Step 3: Cross multiply
    5,290.02x = 7,935.03 × 1,827
  4. Step 4: Simplify right side
    5,290.02x = 14,497,299.81
  5. Step 5: Solve for x
    x = 14,497,299.81/5,290.02
  6. Step 6: Final answer
    x = 2,740.50

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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.