Home / 10,280.02-14,172.32-6,501.30

Finding the Fourth Proportional to 10,280.02, 14,172.32 and 6,501.30

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Solution

The fourth proportional to 10,280.02, 14,172.32 and 6,501.30 is: 8,962.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,280.02 : 14,172.32 = 6,501.30 : x
  2. Step 2: Convert to fraction form
    10,280.02/14,172.32 = 6,501.30/x
  3. Step 3: Cross multiply
    10,280.02x = 14,172.32 × 6,501.30
  4. Step 4: Simplify right side
    10,280.02x = 92,138,504.02
  5. Step 5: Solve for x
    x = 92,138,504.02/10,280.02
  6. Step 6: Final answer
    x = 8,962.87

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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.