Home / 10,478.21-14,459.35-6,002.25

Finding the Fourth Proportional to 10,478.21, 14,459.35 and 6,002.25

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Solution

The fourth proportional to 10,478.21, 14,459.35 and 6,002.25 is: 8,282.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,478.21 : 14,459.35 = 6,002.25 : x
  2. Step 2: Convert to fraction form
    10,478.21/14,459.35 = 6,002.25/x
  3. Step 3: Cross multiply
    10,478.21x = 14,459.35 × 6,002.25
  4. Step 4: Simplify right side
    10,478.21x = 86,788,656.90
  5. Step 5: Solve for x
    x = 86,788,656.90/10,478.21
  6. Step 6: Final answer
    x = 8,282.77

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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.