Home / 6,624.60-9,132.12-4,853.40

Finding the Fourth Proportional to 6,624.60, 9,132.12 and 4,853.40

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Solution

The fourth proportional to 6,624.60, 9,132.12 and 4,853.40 is: 6,690.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,624.60 : 9,132.12 = 4,853.40 : x
  2. Step 2: Convert to fraction form
    6,624.60/9,132.12 = 4,853.40/x
  3. Step 3: Cross multiply
    6,624.60x = 9,132.12 × 4,853.40
  4. Step 4: Simplify right side
    6,624.60x = 44,321,831.21
  5. Step 5: Solve for x
    x = 44,321,831.21/6,624.60
  6. Step 6: Final answer
    x = 6,690.49

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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.