Home / 8,730.60-13,095.90-4,842.60

Finding the Fourth Proportional to 8,730.60, 13,095.90 and 4,842.60

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Solution

The fourth proportional to 8,730.60, 13,095.90 and 4,842.60 is: 7,263.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,730.60 : 13,095.90 = 4,842.60 : x
  2. Step 2: Convert to fraction form
    8,730.60/13,095.90 = 4,842.60/x
  3. Step 3: Cross multiply
    8,730.60x = 13,095.90 × 4,842.60
  4. Step 4: Simplify right side
    8,730.60x = 63,418,205.34
  5. Step 5: Solve for x
    x = 63,418,205.34/8,730.60
  6. Step 6: Final answer
    x = 7,263.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.