Home / 10,459.05-15,688.36-2,667.93

Finding the Fourth Proportional to 10,459.05, 15,688.36 and 2,667.93

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Solution

The fourth proportional to 10,459.05, 15,688.36 and 2,667.93 is: 4,001.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,459.05 : 15,688.36 = 2,667.93 : x
  2. Step 2: Convert to fraction form
    10,459.05/15,688.36 = 2,667.93/x
  3. Step 3: Cross multiply
    10,459.05x = 15,688.36 × 2,667.93
  4. Step 4: Simplify right side
    10,459.05x = 41,855,446.29
  5. Step 5: Solve for x
    x = 41,855,446.29/10,459.05
  6. Step 6: Final answer
    x = 4,001.84

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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.