Home / 10,970.36-15,136.98-6,254.52

Finding the Fourth Proportional to 10,970.36, 15,136.98 and 6,254.52

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Solution

The fourth proportional to 10,970.36, 15,136.98 and 6,254.52 is: 8,630.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,970.36 : 15,136.98 = 6,254.52 : x
  2. Step 2: Convert to fraction form
    10,970.36/15,136.98 = 6,254.52/x
  3. Step 3: Cross multiply
    10,970.36x = 15,136.98 × 6,254.52
  4. Step 4: Simplify right side
    10,970.36x = 94,674,544.15
  5. Step 5: Solve for x
    x = 94,674,544.15/10,970.36
  6. Step 6: Final answer
    x = 8,630.03

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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.