Home / 10,569.48-15,856.54-3,995.72

Finding the Fourth Proportional to 10,569.48, 15,856.54 and 3,995.72

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Solution

The fourth proportional to 10,569.48, 15,856.54 and 3,995.72 is: 5,994.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,569.48 : 15,856.54 = 3,995.72 : x
  2. Step 2: Convert to fraction form
    10,569.48/15,856.54 = 3,995.72/x
  3. Step 3: Cross multiply
    10,569.48x = 15,856.54 × 3,995.72
  4. Step 4: Simplify right side
    10,569.48x = 63,358,294.01
  5. Step 5: Solve for x
    x = 63,358,294.01/10,569.48
  6. Step 6: Final answer
    x = 5,994.46

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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.