Home / 10,248.81-14,140.93-5,771.67

Finding the Fourth Proportional to 10,248.81, 14,140.93 and 5,771.67

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Solution

The fourth proportional to 10,248.81, 14,140.93 and 5,771.67 is: 7,963.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,248.81 : 14,140.93 = 5,771.67 : x
  2. Step 2: Convert to fraction form
    10,248.81/14,140.93 = 5,771.67/x
  3. Step 3: Cross multiply
    10,248.81x = 14,140.93 × 5,771.67
  4. Step 4: Simplify right side
    10,248.81x = 81,616,781.45
  5. Step 5: Solve for x
    x = 81,616,781.45/10,248.81
  6. Step 6: Final answer
    x = 7,963.54

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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.