Home / 9,058.48-12,500.51-5,079.50

Finding the Fourth Proportional to 9,058.48, 12,500.51 and 5,079.50

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Solution

The fourth proportional to 9,058.48, 12,500.51 and 5,079.50 is: 7,009.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,058.48 : 12,500.51 = 5,079.50 : x
  2. Step 2: Convert to fraction form
    9,058.48/12,500.51 = 5,079.50/x
  3. Step 3: Cross multiply
    9,058.48x = 12,500.51 × 5,079.50
  4. Step 4: Simplify right side
    9,058.48x = 63,496,346.40
  5. Step 5: Solve for x
    x = 63,496,346.40/9,058.48
  6. Step 6: Final answer
    x = 7,009.60

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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.