Home / 10,488.40-15,754.46-6,114.40

Finding the Fourth Proportional to 10,488.40, 15,754.46 and 6,114.40

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Solution

The fourth proportional to 10,488.40, 15,754.46 and 6,114.40 is: 9,184.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,488.40 : 15,754.46 = 6,114.40 : x
  2. Step 2: Convert to fraction form
    10,488.40/15,754.46 = 6,114.40/x
  3. Step 3: Cross multiply
    10,488.40x = 15,754.46 × 6,114.40
  4. Step 4: Simplify right side
    10,488.40x = 96,329,070.22
  5. Step 5: Solve for x
    x = 96,329,070.22/10,488.40
  6. Step 6: Final answer
    x = 9,184.34

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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.