Home / 7,492.52-10,331.70-5,130.92

Finding the Fourth Proportional to 7,492.52, 10,331.70 and 5,130.92

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Solution

The fourth proportional to 7,492.52, 10,331.70 and 5,130.92 is: 7,075.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,492.52 : 10,331.70 = 5,130.92 : x
  2. Step 2: Convert to fraction form
    7,492.52/10,331.70 = 5,130.92/x
  3. Step 3: Cross multiply
    7,492.52x = 10,331.70 × 5,130.92
  4. Step 4: Simplify right side
    7,492.52x = 53,011,126.16
  5. Step 5: Solve for x
    x = 53,011,126.16/7,492.52
  6. Step 6: Final answer
    x = 7,075.21

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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.