Home / 7,302.08-10,044.98-6,401.76

Finding the Fourth Proportional to 7,302.08, 10,044.98 and 6,401.76

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Solution

The fourth proportional to 7,302.08, 10,044.98 and 6,401.76 is: 8,806.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,302.08 : 10,044.98 = 6,401.76 : x
  2. Step 2: Convert to fraction form
    7,302.08/10,044.98 = 6,401.76/x
  3. Step 3: Cross multiply
    7,302.08x = 10,044.98 × 6,401.76
  4. Step 4: Simplify right side
    7,302.08x = 64,305,551.16
  5. Step 5: Solve for x
    x = 64,305,551.16/7,302.08
  6. Step 6: Final answer
    x = 8,806.47

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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.