Home / 9,927.63-13,700.15-5,451.67

Finding the Fourth Proportional to 9,927.63, 13,700.15 and 5,451.67

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Solution

The fourth proportional to 9,927.63, 13,700.15 and 5,451.67 is: 7,523.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,927.63 : 13,700.15 = 5,451.67 : x
  2. Step 2: Convert to fraction form
    9,927.63/13,700.15 = 5,451.67/x
  3. Step 3: Cross multiply
    9,927.63x = 13,700.15 × 5,451.67
  4. Step 4: Simplify right side
    9,927.63x = 74,688,635.24
  5. Step 5: Solve for x
    x = 74,688,635.24/9,927.63
  6. Step 6: Final answer
    x = 7,523.31

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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.