Home / 8,894.04-13,341.68-2,970.72

Finding the Fourth Proportional to 8,894.04, 13,341.68 and 2,970.72

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Solution

The fourth proportional to 8,894.04, 13,341.68 and 2,970.72 is: 4,456.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,894.04 : 13,341.68 = 2,970.72 : x
  2. Step 2: Convert to fraction form
    8,894.04/13,341.68 = 2,970.72/x
  3. Step 3: Cross multiply
    8,894.04x = 13,341.68 × 2,970.72
  4. Step 4: Simplify right side
    8,894.04x = 39,634,395.61
  5. Step 5: Solve for x
    x = 39,634,395.61/8,894.04
  6. Step 6: Final answer
    x = 4,456.29

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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.