Home / 6,430.48-8,874.92-3,598.94

Finding the Fourth Proportional to 6,430.48, 8,874.92 and 3,598.94

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Solution

The fourth proportional to 6,430.48, 8,874.92 and 3,598.94 is: 4,967.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,430.48 : 8,874.92 = 3,598.94 : x
  2. Step 2: Convert to fraction form
    6,430.48/8,874.92 = 3,598.94/x
  3. Step 3: Cross multiply
    6,430.48x = 8,874.92 × 3,598.94
  4. Step 4: Simplify right side
    6,430.48x = 31,940,242.22
  5. Step 5: Solve for x
    x = 31,940,242.22/6,430.48
  6. Step 6: Final answer
    x = 4,967.01

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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.