Home / 10,373.28-14,309.53-8,570.10

Finding the Fourth Proportional to 10,373.28, 14,309.53 and 8,570.10

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Solution

The fourth proportional to 10,373.28, 14,309.53 and 8,570.10 is: 11,822.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,373.28 : 14,309.53 = 8,570.10 : x
  2. Step 2: Convert to fraction form
    10,373.28/14,309.53 = 8,570.10/x
  3. Step 3: Cross multiply
    10,373.28x = 14,309.53 × 8,570.10
  4. Step 4: Simplify right side
    10,373.28x = 122,634,135.29
  5. Step 5: Solve for x
    x = 122,634,135.29/10,373.28
  6. Step 6: Final answer
    x = 11,822.12

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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.