Home / 9,539.64-14,312.90-4,274.20

Finding the Fourth Proportional to 9,539.64, 14,312.90 and 4,274.20

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Solution

The fourth proportional to 9,539.64, 14,312.90 and 4,274.20 is: 6,412.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,539.64 : 14,312.90 = 4,274.20 : x
  2. Step 2: Convert to fraction form
    9,539.64/14,312.90 = 4,274.20/x
  3. Step 3: Cross multiply
    9,539.64x = 14,312.90 × 4,274.20
  4. Step 4: Simplify right side
    9,539.64x = 61,176,197.18
  5. Step 5: Solve for x
    x = 61,176,197.18/9,539.64
  6. Step 6: Final answer
    x = 6,412.84

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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.