Home / 10,358.84-15,527.07-5,087.72

Finding the Fourth Proportional to 10,358.84, 15,527.07 and 5,087.72

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Solution

The fourth proportional to 10,358.84, 15,527.07 and 5,087.72 is: 7,626.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,358.84 : 15,527.07 = 5,087.72 : x
  2. Step 2: Convert to fraction form
    10,358.84/15,527.07 = 5,087.72/x
  3. Step 3: Cross multiply
    10,358.84x = 15,527.07 × 5,087.72
  4. Step 4: Simplify right side
    10,358.84x = 78,997,384.58
  5. Step 5: Solve for x
    x = 78,997,384.58/10,358.84
  6. Step 6: Final answer
    x = 7,626.08

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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.