Home / 5,384.10-7,430.10-3,258.93

Finding the Fourth Proportional to 5,384.10, 7,430.10 and 3,258.93

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Solution

The fourth proportional to 5,384.10, 7,430.10 and 3,258.93 is: 4,497.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,384.10 : 7,430.10 = 3,258.93 : x
  2. Step 2: Convert to fraction form
    5,384.10/7,430.10 = 3,258.93/x
  3. Step 3: Cross multiply
    5,384.10x = 7,430.10 × 3,258.93
  4. Step 4: Simplify right side
    5,384.10x = 24,214,175.79
  5. Step 5: Solve for x
    x = 24,214,175.79/5,384.10
  6. Step 6: Final answer
    x = 4,497.35

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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.