Home / 11,282.76-15,570.18-6,570.16

Finding the Fourth Proportional to 11,282.76, 15,570.18 and 6,570.16

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Solution

The fourth proportional to 11,282.76, 15,570.18 and 6,570.16 is: 9,066.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,282.76 : 15,570.18 = 6,570.16 : x
  2. Step 2: Convert to fraction form
    11,282.76/15,570.18 = 6,570.16/x
  3. Step 3: Cross multiply
    11,282.76x = 15,570.18 × 6,570.16
  4. Step 4: Simplify right side
    11,282.76x = 102,298,573.83
  5. Step 5: Solve for x
    x = 102,298,573.83/11,282.76
  6. Step 6: Final answer
    x = 9,066.80

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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.