Home / 10,160.16-15,240.51-4,894.35

Finding the Fourth Proportional to 10,160.16, 15,240.51 and 4,894.35

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Solution

The fourth proportional to 10,160.16, 15,240.51 and 4,894.35 is: 7,341.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,160.16 : 15,240.51 = 4,894.35 : x
  2. Step 2: Convert to fraction form
    10,160.16/15,240.51 = 4,894.35/x
  3. Step 3: Cross multiply
    10,160.16x = 15,240.51 × 4,894.35
  4. Step 4: Simplify right side
    10,160.16x = 74,592,390.12
  5. Step 5: Solve for x
    x = 74,592,390.12/10,160.16
  6. Step 6: Final answer
    x = 7,341.66

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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.