Home / 9,009.50-12,432.98-5,030.67

Finding the Fourth Proportional to 9,009.50, 12,432.98 and 5,030.67

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Solution

The fourth proportional to 9,009.50, 12,432.98 and 5,030.67 is: 6,942.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,009.50 : 12,432.98 = 5,030.67 : x
  2. Step 2: Convert to fraction form
    9,009.50/12,432.98 = 5,030.67/x
  3. Step 3: Cross multiply
    9,009.50x = 12,432.98 × 5,030.67
  4. Step 4: Simplify right side
    9,009.50x = 62,546,194.34
  5. Step 5: Solve for x
    x = 62,546,194.34/9,009.50
  6. Step 6: Final answer
    x = 6,942.25

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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.