Home / 7,257.23-10,014.40-4,070.10

Finding the Fourth Proportional to 7,257.23, 10,014.40 and 4,070.10

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Solution

The fourth proportional to 7,257.23, 10,014.40 and 4,070.10 is: 5,616.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,257.23 : 10,014.40 = 4,070.10 : x
  2. Step 2: Convert to fraction form
    7,257.23/10,014.40 = 4,070.10/x
  3. Step 3: Cross multiply
    7,257.23x = 10,014.40 × 4,070.10
  4. Step 4: Simplify right side
    7,257.23x = 40,759,595.75
  5. Step 5: Solve for x
    x = 40,759,595.75/7,257.23
  6. Step 6: Final answer
    x = 5,616.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.