Home / 9,050.18-12,489.95-5,071.67

Finding the Fourth Proportional to 9,050.18, 12,489.95 and 5,071.67

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Solution

The fourth proportional to 9,050.18, 12,489.95 and 5,071.67 is: 6,999.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,050.18 : 12,489.95 = 5,071.67 : x
  2. Step 2: Convert to fraction form
    9,050.18/12,489.95 = 5,071.67/x
  3. Step 3: Cross multiply
    9,050.18x = 12,489.95 × 5,071.67
  4. Step 4: Simplify right side
    9,050.18x = 63,344,854.95
  5. Step 5: Solve for x
    x = 63,344,854.95/9,050.18
  6. Step 6: Final answer
    x = 6,999.29

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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.