Home / 10,570.23-15,837.04-5,565.20

Finding the Fourth Proportional to 10,570.23, 15,837.04 and 5,565.20

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Solution

The fourth proportional to 10,570.23, 15,837.04 and 5,565.20 is: 8,338.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,570.23 : 15,837.04 = 5,565.20 : x
  2. Step 2: Convert to fraction form
    10,570.23/15,837.04 = 5,565.20/x
  3. Step 3: Cross multiply
    10,570.23x = 15,837.04 × 5,565.20
  4. Step 4: Simplify right side
    10,570.23x = 88,136,295.01
  5. Step 5: Solve for x
    x = 88,136,295.01/10,570.23
  6. Step 6: Final answer
    x = 8,338.16

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.