Home / 10,570.28-14,586.84-5,790.16

Finding the Fourth Proportional to 10,570.28, 14,586.84 and 5,790.16

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Solution

The fourth proportional to 10,570.28, 14,586.84 and 5,790.16 is: 7,990.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,570.28 : 14,586.84 = 5,790.16 : x
  2. Step 2: Convert to fraction form
    10,570.28/14,586.84 = 5,790.16/x
  3. Step 3: Cross multiply
    10,570.28x = 14,586.84 × 5,790.16
  4. Step 4: Simplify right side
    10,570.28x = 84,460,137.49
  5. Step 5: Solve for x
    x = 84,460,137.49/10,570.28
  6. Step 6: Final answer
    x = 7,990.34

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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.