Home / 9,585.60-14,378.40-4,045.20

Finding the Fourth Proportional to 9,585.60, 14,378.40 and 4,045.20

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Solution

The fourth proportional to 9,585.60, 14,378.40 and 4,045.20 is: 6,067.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,585.60 : 14,378.40 = 4,045.20 : x
  2. Step 2: Convert to fraction form
    9,585.60/14,378.40 = 4,045.20/x
  3. Step 3: Cross multiply
    9,585.60x = 14,378.40 × 4,045.20
  4. Step 4: Simplify right side
    9,585.60x = 58,163,503.68
  5. Step 5: Solve for x
    x = 58,163,503.68/9,585.60
  6. Step 6: Final answer
    x = 6,067.80

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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.