Home / 6,570.13-9,066.80-4,212.28

Finding the Fourth Proportional to 6,570.13, 9,066.80 and 4,212.28

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Solution

The fourth proportional to 6,570.13, 9,066.80 and 4,212.28 is: 5,812.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,570.13 : 9,066.80 = 4,212.28 : x
  2. Step 2: Convert to fraction form
    6,570.13/9,066.80 = 4,212.28/x
  3. Step 3: Cross multiply
    6,570.13x = 9,066.80 × 4,212.28
  4. Step 4: Simplify right side
    6,570.13x = 38,191,900.30
  5. Step 5: Solve for x
    x = 38,191,900.30/6,570.13
  6. Step 6: Final answer
    x = 5,812.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.