Home / 10,681.52-16,019.64-4,836.96

Finding the Fourth Proportional to 10,681.52, 16,019.64 and 4,836.96

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Solution

The fourth proportional to 10,681.52, 16,019.64 and 4,836.96 is: 7,254.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,681.52 : 16,019.64 = 4,836.96 : x
  2. Step 2: Convert to fraction form
    10,681.52/16,019.64 = 4,836.96/x
  3. Step 3: Cross multiply
    10,681.52x = 16,019.64 × 4,836.96
  4. Step 4: Simplify right side
    10,681.52x = 77,486,357.89
  5. Step 5: Solve for x
    x = 77,486,357.89/10,681.52
  6. Step 6: Final answer
    x = 7,254.25

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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.