Home / 10,530.60-14,531.56-5,814.98

Finding the Fourth Proportional to 10,530.60, 14,531.56 and 5,814.98

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Solution

The fourth proportional to 10,530.60, 14,531.56 and 5,814.98 is: 8,024.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,530.60 : 14,531.56 = 5,814.98 : x
  2. Step 2: Convert to fraction form
    10,530.60/14,531.56 = 5,814.98/x
  3. Step 3: Cross multiply
    10,530.60x = 14,531.56 × 5,814.98
  4. Step 4: Simplify right side
    10,530.60x = 84,500,730.77
  5. Step 5: Solve for x
    x = 84,500,730.77/10,530.60
  6. Step 6: Final answer
    x = 8,024.30

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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.