Home / 9,281.42-12,808.95-5,089.67

Finding the Fourth Proportional to 9,281.42, 12,808.95 and 5,089.67

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Solution

The fourth proportional to 9,281.42, 12,808.95 and 5,089.67 is: 7,024.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,281.42 : 12,808.95 = 5,089.67 : x
  2. Step 2: Convert to fraction form
    9,281.42/12,808.95 = 5,089.67/x
  3. Step 3: Cross multiply
    9,281.42x = 12,808.95 × 5,089.67
  4. Step 4: Simplify right side
    9,281.42x = 65,193,341.48
  5. Step 5: Solve for x
    x = 65,193,341.48/9,281.42
  6. Step 6: Final answer
    x = 7,024.07

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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.