Home / 10,070.25-15,108.59-4,225.29

Finding the Fourth Proportional to 10,070.25, 15,108.59 and 4,225.29

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Solution

The fourth proportional to 10,070.25, 15,108.59 and 4,225.29 is: 6,339.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,070.25 : 15,108.59 = 4,225.29 : x
  2. Step 2: Convert to fraction form
    10,070.25/15,108.59 = 4,225.29/x
  3. Step 3: Cross multiply
    10,070.25x = 15,108.59 × 4,225.29
  4. Step 4: Simplify right side
    10,070.25x = 63,838,153.11
  5. Step 5: Solve for x
    x = 63,838,153.11/10,070.25
  6. Step 6: Final answer
    x = 6,339.28

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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.