Home / 5,298.62-7,312.34-3,060.79

Finding the Fourth Proportional to 5,298.62, 7,312.34 and 3,060.79

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Solution

The fourth proportional to 5,298.62, 7,312.34 and 3,060.79 is: 4,224.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,298.62 : 7,312.34 = 3,060.79 : x
  2. Step 2: Convert to fraction form
    5,298.62/7,312.34 = 3,060.79/x
  3. Step 3: Cross multiply
    5,298.62x = 7,312.34 × 3,060.79
  4. Step 4: Simplify right side
    5,298.62x = 22,381,526.52
  5. Step 5: Solve for x
    x = 22,381,526.52/5,298.62
  6. Step 6: Final answer
    x = 4,224.03

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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.