Home / 9,072.80-12,521.75-5,094.18

Finding the Fourth Proportional to 9,072.80, 12,521.75 and 5,094.18

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Solution

The fourth proportional to 9,072.80, 12,521.75 and 5,094.18 is: 7,030.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,072.80 : 12,521.75 = 5,094.18 : x
  2. Step 2: Convert to fraction form
    9,072.80/12,521.75 = 5,094.18/x
  3. Step 3: Cross multiply
    9,072.80x = 12,521.75 × 5,094.18
  4. Step 4: Simplify right side
    9,072.80x = 63,788,048.42
  5. Step 5: Solve for x
    x = 63,788,048.42/9,072.80
  6. Step 6: Final answer
    x = 7,030.69

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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.