Home / 10,783.44-14,876.12-6,307.36

Finding the Fourth Proportional to 10,783.44, 14,876.12 and 6,307.36

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Solution

The fourth proportional to 10,783.44, 14,876.12 and 6,307.36 is: 8,701.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,783.44 : 14,876.12 = 6,307.36 : x
  2. Step 2: Convert to fraction form
    10,783.44/14,876.12 = 6,307.36/x
  3. Step 3: Cross multiply
    10,783.44x = 14,876.12 × 6,307.36
  4. Step 4: Simplify right side
    10,783.44x = 93,829,044.24
  5. Step 5: Solve for x
    x = 93,829,044.24/10,783.44
  6. Step 6: Final answer
    x = 8,701.22

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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.