Home / 10,307.95-14,225-5,592.23

Finding the Fourth Proportional to 10,307.95, 14,225 and 5,592.23

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Solution

The fourth proportional to 10,307.95, 14,225 and 5,592.23 is: 7,717.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,307.95 : 14,225 = 5,592.23 : x
  2. Step 2: Convert to fraction form
    10,307.95/14,225 = 5,592.23/x
  3. Step 3: Cross multiply
    10,307.95x = 14,225 × 5,592.23
  4. Step 4: Simplify right side
    10,307.95x = 79,549,471.75
  5. Step 5: Solve for x
    x = 79,549,471.75/10,307.95
  6. Step 6: Final answer
    x = 7,717.29

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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.