Home / 10,276.85-15,415.27-4,354.67

Finding the Fourth Proportional to 10,276.85, 15,415.27 and 4,354.67

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Solution

The fourth proportional to 10,276.85, 15,415.27 and 4,354.67 is: 6,532.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,276.85 : 15,415.27 = 4,354.67 : x
  2. Step 2: Convert to fraction form
    10,276.85/15,415.27 = 4,354.67/x
  3. Step 3: Cross multiply
    10,276.85x = 15,415.27 × 4,354.67
  4. Step 4: Simplify right side
    10,276.85x = 67,128,325.85
  5. Step 5: Solve for x
    x = 67,128,325.85/10,276.85
  6. Step 6: Final answer
    x = 6,532.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.