Home / 10,219.54-14,102.51-5,970.99

Finding the Fourth Proportional to 10,219.54, 14,102.51 and 5,970.99

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Solution

The fourth proportional to 10,219.54, 14,102.51 and 5,970.99 is: 8,239.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,219.54 : 14,102.51 = 5,970.99 : x
  2. Step 2: Convert to fraction form
    10,219.54/14,102.51 = 5,970.99/x
  3. Step 3: Cross multiply
    10,219.54x = 14,102.51 × 5,970.99
  4. Step 4: Simplify right side
    10,219.54x = 84,205,946.18
  5. Step 5: Solve for x
    x = 84,205,946.18/10,219.54
  6. Step 6: Final answer
    x = 8,239.70

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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.