Home / 5,768.74-8,666.08-3,430.28

Finding the Fourth Proportional to 5,768.74, 8,666.08 and 3,430.28

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Solution

The fourth proportional to 5,768.74, 8,666.08 and 3,430.28 is: 5,153.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,768.74 : 8,666.08 = 3,430.28 : x
  2. Step 2: Convert to fraction form
    5,768.74/8,666.08 = 3,430.28/x
  3. Step 3: Cross multiply
    5,768.74x = 8,666.08 × 3,430.28
  4. Step 4: Simplify right side
    5,768.74x = 29,727,080.90
  5. Step 5: Solve for x
    x = 29,727,080.90/5,768.74
  6. Step 6: Final answer
    x = 5,153.13

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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.