Home / 9,030.79-12,461.51-5,254.71

Finding the Fourth Proportional to 9,030.79, 12,461.51 and 5,254.71

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Solution

The fourth proportional to 9,030.79, 12,461.51 and 5,254.71 is: 7,250.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,030.79 : 12,461.51 = 5,254.71 : x
  2. Step 2: Convert to fraction form
    9,030.79/12,461.51 = 5,254.71/x
  3. Step 3: Cross multiply
    9,030.79x = 12,461.51 × 5,254.71
  4. Step 4: Simplify right side
    9,030.79x = 65,481,692.76
  5. Step 5: Solve for x
    x = 65,481,692.76/9,030.79
  6. Step 6: Final answer
    x = 7,250.94

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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.