Home / 10,557.44-15,836.16-4,712.48

Finding the Fourth Proportional to 10,557.44, 15,836.16 and 4,712.48

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Solution

The fourth proportional to 10,557.44, 15,836.16 and 4,712.48 is: 7,068.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,557.44 : 15,836.16 = 4,712.48 : x
  2. Step 2: Convert to fraction form
    10,557.44/15,836.16 = 4,712.48/x
  3. Step 3: Cross multiply
    10,557.44x = 15,836.16 × 4,712.48
  4. Step 4: Simplify right side
    10,557.44x = 74,627,587.28
  5. Step 5: Solve for x
    x = 74,627,587.28/10,557.44
  6. Step 6: Final answer
    x = 7,068.72

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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.