Home / 7,031.68-10,521.96-4,248.16

Finding the Fourth Proportional to 7,031.68, 10,521.96 and 4,248.16

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Solution

The fourth proportional to 7,031.68, 10,521.96 and 4,248.16 is: 6,356.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,031.68 : 10,521.96 = 4,248.16 : x
  2. Step 2: Convert to fraction form
    7,031.68/10,521.96 = 4,248.16/x
  3. Step 3: Cross multiply
    7,031.68x = 10,521.96 × 4,248.16
  4. Step 4: Simplify right side
    7,031.68x = 44,698,969.59
  5. Step 5: Solve for x
    x = 44,698,969.59/7,031.68
  6. Step 6: Final answer
    x = 6,356.80

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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.