Home / 7,041.60-10,562.40-6,717.60

Finding the Fourth Proportional to 7,041.60, 10,562.40 and 6,717.60

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Solution

The fourth proportional to 7,041.60, 10,562.40 and 6,717.60 is: 10,076.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,041.60 : 10,562.40 = 6,717.60 : x
  2. Step 2: Convert to fraction form
    7,041.60/10,562.40 = 6,717.60/x
  3. Step 3: Cross multiply
    7,041.60x = 10,562.40 × 6,717.60
  4. Step 4: Simplify right side
    7,041.60x = 70,953,978.24
  5. Step 5: Solve for x
    x = 70,953,978.24/7,041.60
  6. Step 6: Final answer
    x = 10,076.40

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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.