Home / 7,301.61-10,070.19-4,911.84

Finding the Fourth Proportional to 7,301.61, 10,070.19 and 4,911.84

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Solution

The fourth proportional to 7,301.61, 10,070.19 and 4,911.84 is: 6,774.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,301.61 : 10,070.19 = 4,911.84 : x
  2. Step 2: Convert to fraction form
    7,301.61/10,070.19 = 4,911.84/x
  3. Step 3: Cross multiply
    7,301.61x = 10,070.19 × 4,911.84
  4. Step 4: Simplify right side
    7,301.61x = 49,463,162.05
  5. Step 5: Solve for x
    x = 49,463,162.05/7,301.61
  6. Step 6: Final answer
    x = 6,774.28

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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.