Home / 8,020.02-12,030.08-2,473.40

Finding the Fourth Proportional to 8,020.02, 12,030.08 and 2,473.40

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Solution

The fourth proportional to 8,020.02, 12,030.08 and 2,473.40 is: 3,710.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,020.02 : 12,030.08 = 2,473.40 : x
  2. Step 2: Convert to fraction form
    8,020.02/12,030.08 = 2,473.40/x
  3. Step 3: Cross multiply
    8,020.02x = 12,030.08 × 2,473.40
  4. Step 4: Simplify right side
    8,020.02x = 29,755,199.87
  5. Step 5: Solve for x
    x = 29,755,199.87/8,020.02
  6. Step 6: Final answer
    x = 3,710.12

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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.