Home / 10,130.16-13,968.60-6,586.80

Finding the Fourth Proportional to 10,130.16, 13,968.60 and 6,586.80

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Solution

The fourth proportional to 10,130.16, 13,968.60 and 6,586.80 is: 9,082.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,130.16 : 13,968.60 = 6,586.80 : x
  2. Step 2: Convert to fraction form
    10,130.16/13,968.60 = 6,586.80/x
  3. Step 3: Cross multiply
    10,130.16x = 13,968.60 × 6,586.80
  4. Step 4: Simplify right side
    10,130.16x = 92,008,374.48
  5. Step 5: Solve for x
    x = 92,008,374.48/10,130.16
  6. Step 6: Final answer
    x = 9,082.62

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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.