Home / 5,384.60-7,430.85-3,026.69

Finding the Fourth Proportional to 5,384.60, 7,430.85 and 3,026.69

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Solution

The fourth proportional to 5,384.60, 7,430.85 and 3,026.69 is: 4,176.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,384.60 : 7,430.85 = 3,026.69 : x
  2. Step 2: Convert to fraction form
    5,384.60/7,430.85 = 3,026.69/x
  3. Step 3: Cross multiply
    5,384.60x = 7,430.85 × 3,026.69
  4. Step 4: Simplify right side
    5,384.60x = 22,490,842.23
  5. Step 5: Solve for x
    x = 22,490,842.23/5,384.60
  6. Step 6: Final answer
    x = 4,176.89

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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.