Home / 5,031.56-7,547.88-2,110.16

Finding the Fourth Proportional to 5,031.56, 7,547.88 and 2,110.16

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Solution

The fourth proportional to 5,031.56, 7,547.88 and 2,110.16 is: 3,165.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,031.56 : 7,547.88 = 2,110.16 : x
  2. Step 2: Convert to fraction form
    5,031.56/7,547.88 = 2,110.16/x
  3. Step 3: Cross multiply
    5,031.56x = 7,547.88 × 2,110.16
  4. Step 4: Simplify right side
    5,031.56x = 15,927,234.46
  5. Step 5: Solve for x
    x = 15,927,234.46/5,031.56
  6. Step 6: Final answer
    x = 3,165.47

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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.