Home / 10,848.45-14,970.28-6,132.45

Finding the Fourth Proportional to 10,848.45, 14,970.28 and 6,132.45

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Solution

The fourth proportional to 10,848.45, 14,970.28 and 6,132.45 is: 8,462.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,848.45 : 14,970.28 = 6,132.45 : x
  2. Step 2: Convert to fraction form
    10,848.45/14,970.28 = 6,132.45/x
  3. Step 3: Cross multiply
    10,848.45x = 14,970.28 × 6,132.45
  4. Step 4: Simplify right side
    10,848.45x = 91,804,493.59
  5. Step 5: Solve for x
    x = 91,804,493.59/10,848.45
  6. Step 6: Final answer
    x = 8,462.45

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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.