Home / 7,070.47-10,602.36-2,625.07

Finding the Fourth Proportional to 7,070.47, 10,602.36 and 2,625.07

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Solution

The fourth proportional to 7,070.47, 10,602.36 and 2,625.07 is: 3,936.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,070.47 : 10,602.36 = 2,625.07 : x
  2. Step 2: Convert to fraction form
    7,070.47/10,602.36 = 2,625.07/x
  3. Step 3: Cross multiply
    7,070.47x = 10,602.36 × 2,625.07
  4. Step 4: Simplify right side
    7,070.47x = 27,831,937.17
  5. Step 5: Solve for x
    x = 27,831,937.17/7,070.47
  6. Step 6: Final answer
    x = 3,936.36

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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.