Home / 5,061.15-7,561.67-4,888.89

Finding the Fourth Proportional to 5,061.15, 7,561.67 and 4,888.89

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Solution

The fourth proportional to 5,061.15, 7,561.67 and 4,888.89 is: 7,304.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,061.15 : 7,561.67 = 4,888.89 : x
  2. Step 2: Convert to fraction form
    5,061.15/7,561.67 = 4,888.89/x
  3. Step 3: Cross multiply
    5,061.15x = 7,561.67 × 4,888.89
  4. Step 4: Simplify right side
    5,061.15x = 36,968,148.40
  5. Step 5: Solve for x
    x = 36,968,148.40/5,061.15
  6. Step 6: Final answer
    x = 7,304.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.