Home / 10,339.40-14,270.64-6,802.94

Finding the Fourth Proportional to 10,339.40, 14,270.64 and 6,802.94

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Solution

The fourth proportional to 10,339.40, 14,270.64 and 6,802.94 is: 9,389.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,339.40 : 14,270.64 = 6,802.94 : x
  2. Step 2: Convert to fraction form
    10,339.40/14,270.64 = 6,802.94/x
  3. Step 3: Cross multiply
    10,339.40x = 14,270.64 × 6,802.94
  4. Step 4: Simplify right side
    10,339.40x = 97,082,307.68
  5. Step 5: Solve for x
    x = 97,082,307.68/10,339.40
  6. Step 6: Final answer
    x = 9,389.55

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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.