Home / 10,582.12-14,602.98-6,389.64

Finding the Fourth Proportional to 10,582.12, 14,602.98 and 6,389.64

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Solution

The fourth proportional to 10,582.12, 14,602.98 and 6,389.64 is: 8,817.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,582.12 : 14,602.98 = 6,389.64 : x
  2. Step 2: Convert to fraction form
    10,582.12/14,602.98 = 6,389.64/x
  3. Step 3: Cross multiply
    10,582.12x = 14,602.98 × 6,389.64
  4. Step 4: Simplify right side
    10,582.12x = 93,307,785.13
  5. Step 5: Solve for x
    x = 93,307,785.13/10,582.12
  6. Step 6: Final answer
    x = 8,817.49

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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.