Home / 10,364.08-14,307.90-8,325.40

Finding the Fourth Proportional to 10,364.08, 14,307.90 and 8,325.40

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Solution

The fourth proportional to 10,364.08, 14,307.90 and 8,325.40 is: 11,493.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,364.08 : 14,307.90 = 8,325.40 : x
  2. Step 2: Convert to fraction form
    10,364.08/14,307.90 = 8,325.40/x
  3. Step 3: Cross multiply
    10,364.08x = 14,307.90 × 8,325.40
  4. Step 4: Simplify right side
    10,364.08x = 119,118,990.66
  5. Step 5: Solve for x
    x = 119,118,990.66/10,364.08
  6. Step 6: Final answer
    x = 11,493.45

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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.