Home / 7,341.04-11,000.10-5,679.28

Finding the Fourth Proportional to 7,341.04, 11,000.10 and 5,679.28

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Solution

The fourth proportional to 7,341.04, 11,000.10 and 5,679.28 is: 8,510.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,341.04 : 11,000.10 = 5,679.28 : x
  2. Step 2: Convert to fraction form
    7,341.04/11,000.10 = 5,679.28/x
  3. Step 3: Cross multiply
    7,341.04x = 11,000.10 × 5,679.28
  4. Step 4: Simplify right side
    7,341.04x = 62,472,647.93
  5. Step 5: Solve for x
    x = 62,472,647.93/7,341.04
  6. Step 6: Final answer
    x = 8,510.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.