Home / 10,421.02-14,380.84-5,944.76

Finding the Fourth Proportional to 10,421.02, 14,380.84 and 5,944.76

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Solution

The fourth proportional to 10,421.02, 14,380.84 and 5,944.76 is: 8,203.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,421.02 : 14,380.84 = 5,944.76 : x
  2. Step 2: Convert to fraction form
    10,421.02/14,380.84 = 5,944.76/x
  3. Step 3: Cross multiply
    10,421.02x = 14,380.84 × 5,944.76
  4. Step 4: Simplify right side
    10,421.02x = 85,490,642.40
  5. Step 5: Solve for x
    x = 85,490,642.40/10,421.02
  6. Step 6: Final answer
    x = 8,203.67

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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.