Home / 6,670.90-9,203.52-4,151.53

Finding the Fourth Proportional to 6,670.90, 9,203.52 and 4,151.53

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Solution

The fourth proportional to 6,670.90, 9,203.52 and 4,151.53 is: 5,727.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,670.90 : 9,203.52 = 4,151.53 : x
  2. Step 2: Convert to fraction form
    6,670.90/9,203.52 = 4,151.53/x
  3. Step 3: Cross multiply
    6,670.90x = 9,203.52 × 4,151.53
  4. Step 4: Simplify right side
    6,670.90x = 38,208,689.39
  5. Step 5: Solve for x
    x = 38,208,689.39/6,670.90
  6. Step 6: Final answer
    x = 5,727.67

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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.