Home / 10,518.24-14,515.02-5,802.42

Finding the Fourth Proportional to 10,518.24, 14,515.02 and 5,802.42

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Solution

The fourth proportional to 10,518.24, 14,515.02 and 5,802.42 is: 8,007.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,518.24 : 14,515.02 = 5,802.42 : x
  2. Step 2: Convert to fraction form
    10,518.24/14,515.02 = 5,802.42/x
  3. Step 3: Cross multiply
    10,518.24x = 14,515.02 × 5,802.42
  4. Step 4: Simplify right side
    10,518.24x = 84,222,242.35
  5. Step 5: Solve for x
    x = 84,222,242.35/10,518.24
  6. Step 6: Final answer
    x = 8,007.26

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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.