Home / 10,378.23-14,320.93-6,070.70

Finding the Fourth Proportional to 10,378.23, 14,320.93 and 6,070.70

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Solution

The fourth proportional to 10,378.23, 14,320.93 and 6,070.70 is: 8,376.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,378.23 : 14,320.93 = 6,070.70 : x
  2. Step 2: Convert to fraction form
    10,378.23/14,320.93 = 6,070.70/x
  3. Step 3: Cross multiply
    10,378.23x = 14,320.93 × 6,070.70
  4. Step 4: Simplify right side
    10,378.23x = 86,938,004.13
  5. Step 5: Solve for x
    x = 86,938,004.13/10,378.23
  6. Step 6: Final answer
    x = 8,376.95

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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.