Home / 5,070.34-7,605.90-1,784.17

Finding the Fourth Proportional to 5,070.34, 7,605.90 and 1,784.17

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Solution

The fourth proportional to 5,070.34, 7,605.90 and 1,784.17 is: 2,676.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,070.34 : 7,605.90 = 1,784.17 : x
  2. Step 2: Convert to fraction form
    5,070.34/7,605.90 = 1,784.17/x
  3. Step 3: Cross multiply
    5,070.34x = 7,605.90 × 1,784.17
  4. Step 4: Simplify right side
    5,070.34x = 13,570,218.60
  5. Step 5: Solve for x
    x = 13,570,218.60/5,070.34
  6. Step 6: Final answer
    x = 2,676.39

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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.