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Finding the Fourth Proportional to 9,335.64, 13,980.48 and 6,038.64

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Solution

The fourth proportional to 9,335.64, 13,980.48 and 6,038.64 is: 9,043.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,335.64 : 13,980.48 = 6,038.64 : x
  2. Step 2: Convert to fraction form
    9,335.64/13,980.48 = 6,038.64/x
  3. Step 3: Cross multiply
    9,335.64x = 13,980.48 × 6,038.64
  4. Step 4: Simplify right side
    9,335.64x = 84,423,085.75
  5. Step 5: Solve for x
    x = 84,423,085.75/9,335.64
  6. Step 6: Final answer
    x = 9,043.10

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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.