Home / 9,041.60-13,562.40-5,345.60

Finding the Fourth Proportional to 9,041.60, 13,562.40 and 5,345.60

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Solution

The fourth proportional to 9,041.60, 13,562.40 and 5,345.60 is: 8,018.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,041.60 : 13,562.40 = 5,345.60 : x
  2. Step 2: Convert to fraction form
    9,041.60/13,562.40 = 5,345.60/x
  3. Step 3: Cross multiply
    9,041.60x = 13,562.40 × 5,345.60
  4. Step 4: Simplify right side
    9,041.60x = 72,499,165.44
  5. Step 5: Solve for x
    x = 72,499,165.44/9,041.60
  6. Step 6: Final answer
    x = 8,018.40

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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.