Home / 10,529.38-14,529.54-6,281.74

Finding the Fourth Proportional to 10,529.38, 14,529.54 and 6,281.74

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Solution

The fourth proportional to 10,529.38, 14,529.54 and 6,281.74 is: 8,668.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,529.38 : 14,529.54 = 6,281.74 : x
  2. Step 2: Convert to fraction form
    10,529.38/14,529.54 = 6,281.74/x
  3. Step 3: Cross multiply
    10,529.38x = 14,529.54 × 6,281.74
  4. Step 4: Simplify right side
    10,529.38x = 91,270,792.60
  5. Step 5: Solve for x
    x = 91,270,792.60/10,529.38
  6. Step 6: Final answer
    x = 8,668.20

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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.