Home / 7,291.60-10,937.40-4,011.10

Finding the Fourth Proportional to 7,291.60, 10,937.40 and 4,011.10

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Solution

The fourth proportional to 7,291.60, 10,937.40 and 4,011.10 is: 6,016.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,291.60 : 10,937.40 = 4,011.10 : x
  2. Step 2: Convert to fraction form
    7,291.60/10,937.40 = 4,011.10/x
  3. Step 3: Cross multiply
    7,291.60x = 10,937.40 × 4,011.10
  4. Step 4: Simplify right side
    7,291.60x = 43,871,005.14
  5. Step 5: Solve for x
    x = 43,871,005.14/7,291.60
  6. Step 6: Final answer
    x = 6,016.65

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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.