Home / 10,817.13-14,931.36-6,342.33

Finding the Fourth Proportional to 10,817.13, 14,931.36 and 6,342.33

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Solution

The fourth proportional to 10,817.13, 14,931.36 and 6,342.33 is: 8,754.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,817.13 : 14,931.36 = 6,342.33 : x
  2. Step 2: Convert to fraction form
    10,817.13/14,931.36 = 6,342.33/x
  3. Step 3: Cross multiply
    10,817.13x = 14,931.36 × 6,342.33
  4. Step 4: Simplify right side
    10,817.13x = 94,699,612.47
  5. Step 5: Solve for x
    x = 94,699,612.47/10,817.13
  6. Step 6: Final answer
    x = 8,754.60

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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.