Home / 10,299.24-14,211.90-6,320.52

Finding the Fourth Proportional to 10,299.24, 14,211.90 and 6,320.52

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Solution

The fourth proportional to 10,299.24, 14,211.90 and 6,320.52 is: 8,721.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,299.24 : 14,211.90 = 6,320.52 : x
  2. Step 2: Convert to fraction form
    10,299.24/14,211.90 = 6,320.52/x
  3. Step 3: Cross multiply
    10,299.24x = 14,211.90 × 6,320.52
  4. Step 4: Simplify right side
    10,299.24x = 89,826,598.19
  5. Step 5: Solve for x
    x = 89,826,598.19/10,299.24
  6. Step 6: Final answer
    x = 8,721.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.