Home / 8,526.71-11,763.05-4,988.36

Finding the Fourth Proportional to 8,526.71, 11,763.05 and 4,988.36

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Solution

The fourth proportional to 8,526.71, 11,763.05 and 4,988.36 is: 6,881.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,526.71 : 11,763.05 = 4,988.36 : x
  2. Step 2: Convert to fraction form
    8,526.71/11,763.05 = 4,988.36/x
  3. Step 3: Cross multiply
    8,526.71x = 11,763.05 × 4,988.36
  4. Step 4: Simplify right side
    8,526.71x = 58,678,244.34
  5. Step 5: Solve for x
    x = 58,678,244.34/8,526.71
  6. Step 6: Final answer
    x = 6,881.70

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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.