Home / 10,313.39-14,235.93-7,337.85

Finding the Fourth Proportional to 10,313.39, 14,235.93 and 7,337.85

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Solution

The fourth proportional to 10,313.39, 14,235.93 and 7,337.85 is: 10,128.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,313.39 : 14,235.93 = 7,337.85 : x
  2. Step 2: Convert to fraction form
    10,313.39/14,235.93 = 7,337.85/x
  3. Step 3: Cross multiply
    10,313.39x = 14,235.93 × 7,337.85
  4. Step 4: Simplify right side
    10,313.39x = 104,461,118.95
  5. Step 5: Solve for x
    x = 104,461,118.95/10,313.39
  6. Step 6: Final answer
    x = 10,128.69

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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.