Home / 10,283.04-14,218.20-9,810

Finding the Fourth Proportional to 10,283.04, 14,218.20 and 9,810

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Solution

The fourth proportional to 10,283.04, 14,218.20 and 9,810 is: 13,564.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,283.04 : 14,218.20 = 9,810 : x
  2. Step 2: Convert to fraction form
    10,283.04/14,218.20 = 9,810/x
  3. Step 3: Cross multiply
    10,283.04x = 14,218.20 × 9,810
  4. Step 4: Simplify right side
    10,283.04x = 139,480,542
  5. Step 5: Solve for x
    x = 139,480,542/10,283.04
  6. Step 6: Final answer
    x = 13,564.13

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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.