Home / 7,681.95-11,510.73-5,592.38

Finding the Fourth Proportional to 7,681.95, 11,510.73 and 5,592.38

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Solution

The fourth proportional to 7,681.95, 11,510.73 and 5,592.38 is: 8,379.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,681.95 : 11,510.73 = 5,592.38 : x
  2. Step 2: Convert to fraction form
    7,681.95/11,510.73 = 5,592.38/x
  3. Step 3: Cross multiply
    7,681.95x = 11,510.73 × 5,592.38
  4. Step 4: Simplify right side
    7,681.95x = 64,372,318.68
  5. Step 5: Solve for x
    x = 64,372,318.68/7,681.95
  6. Step 6: Final answer
    x = 8,379.68

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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.