Home / 7,013.81-10,528.29-6,238.77

Finding the Fourth Proportional to 7,013.81, 10,528.29 and 6,238.77

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Solution

The fourth proportional to 7,013.81, 10,528.29 and 6,238.77 is: 9,364.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,013.81 : 10,528.29 = 6,238.77 : x
  2. Step 2: Convert to fraction form
    7,013.81/10,528.29 = 6,238.77/x
  3. Step 3: Cross multiply
    7,013.81x = 10,528.29 × 6,238.77
  4. Step 4: Simplify right side
    7,013.81x = 65,683,579.80
  5. Step 5: Solve for x
    x = 65,683,579.80/7,013.81
  6. Step 6: Final answer
    x = 9,364.90

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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.